| Year |
Title |
Role |
Notes |
| 1973–1974 |
Kung Fu |
Lama Campo Kushog / Han Su Lok / Po San / Ying's Son |
5 episodes |
| 1973–1982 |
M*A*S*H |
Kwang Duk / Captain Paul Yamato / Sergeant Michael Yee |
4 episodes |
| 1974 |
Tenafly |
Airline Attendant |
Episode: "Man Running" |
| Ironside |
Parking Attendant |
Episode: "Friend or Foe" |
| Get Christie Love! |
Police Sketch Artist |
Episode: "Deadly Betrayal" |
| Mannix |
Japanese Attache |
Episode: "Enter Tami Okada" |
| 1975 |
Harry O |
The Coroner |
Episode: "The Acolyte" |
| Ellery Queen |
Mateo |
Episode: "The Adventure of the Blunt Instrument" |
| 1976 |
The Blue Knight |
Eng |
Episode: "The Great Wall of Chinatown" |
| Farewell to Manzanar |
Teddy Wakatsuki |
Television film |
| Spencer's Pilots |
Jesse |
Episode: "The Code" |
| Delvecchio |
Medical Examiner |
Episode: "Board of Rights" |
| Alice |
Herb Tanaguchi |
Episode: "Mother-in-Law: Part 1" |
| Baa Baa Black Sheep |
Captain Tenyu Araki |
Episode: "Prisoners of War" |
| Hawaii Five-O |
Jerry Quan |
Episode: "Yes, My Deadly Daughter" |
| 1976–1978 |
All in the Family |
Reverend Chong |
3 episodes |
| 1977 |
Quinn Martin's Tales of the Unexpected |
Kenji |
Episode: "The Mask of Adonis" |
| The Rockford Files |
Nguyen |
Episode: "New Life, Old Dragons" |
| 1977–1981 |
Quincy, M.E. |
Dr. Randolph Mitzubi / Hokaido |
2 episodes |
| 1977–1982 |
Lou Grant |
Ken Watanabe / Ralph Tumora |
2 episodes |
| 1978 |
Dr. Strange |
Wong |
Television film |
| Taxi |
Paul |
Episode: "Come as You Aren't" |
| 1979 |
Supertrain |
Shimaju Fukuda |
Episode: "The Green Girl" |
| 1980 |
Hello, Larry |
Hotel Clerk |
Episode: "The Rock Star: Part 2" |
| A Perfect Match |
Dr. Tommy Chang |
Television film |
| Benson |
Stan |
Episode: "Thick as Thieves" |
| 1980–1987 |
Magnum, P.I. |
Detective Gordon Katsumoto / Dr. Long Tang / Colonel Ki / Colonel Ky In Flashback / Naval Medical Examiner |
8 episodes |
| 1981 |
Knots Landing |
Dr. Akura |
2 episodes |
| 1982 |
The Powers of Matthew Star |
Lee |
Episode: "Experiments" |
| 1982–1983 |
Bring 'Em Back Alive |
Ali |
14 episodes |
| 1982–1984 |
Simon & Simon |
Mr. Tao / Gerald |
2 episodes |
| 1983 |
We Got It Made |
Marcel |
Episode: "Mickey Goes Topless" |
| Webster |
Doctor |
Episode: "Travis" |
| Masquerade |
Sushi |
Episode: "Girls for Sale" |
| 1984 |
Velvet |
Dr. Yashima |
Television film |
| Cagney & Lacey |
Raulino |
Episode: "Unusual Occurrence" |
| Crazy Like a Fox |
Nick |
Episode: "Pilot" |
| 1985 |
Three's a Crowd |
Mr. Katsumura |
Episode: "A Case of Sour Grapes" |
| Dallas |
Dr. Albert Matsuda |
Episode: "Bail Out" |
| T. J. Hooker |
Tran Tam |
Episode: "Outcall" |
| Hunter |
Lieutenant Raymond Lau |
Episode: "Night of the Dragons" |
| 1985–1986 |
MacGyver |
Sam / Anek |
Episode 1.2 "The Golden Triangle"/1 episodes |
| 1986 |
Remington Steele |
San Francisco |
Episode: "Steele, Inc." |
| The Fall Guy |
Billy Lok |
Episode: "Trial by Fire" |
| Trapper John, M.D. |
Dr. Sung Kang |
Episode: "Heart and Seoul" |
| Alfred Hitchcock Presents |
Detective |
Episode: "The Creeper" |
| Intimate Encounters |
Professor Ikeda |
Television film |
| Together We Stand |
Chao |
Episode: "Betrothal" |
| ALF |
Skydiver |
Episode: "Jump" |
| 1987 |
Dynasty |
Dr. Chen |
Episode: "A Love Remembered" |
| Shell Game |
Daniel Cho |
Episode: "Pai Gow" |
| Sidekicks |
Dr. Tosh |
Episode: "The Patusani Always Rings Twice" |
| L.A. Law |
Judge T.S. Masuoka |
Episode: "Sparky Brackman R.I.P." |
| Stingray |
Attending Surgeon |
Episode: "Anytime, Anywhere" |
| The Highwayman |
Chairman Morotana |
Episode: "The Highwayman" |
| The Facts of Life |
"Budget Bob" |
Episode: "Down and Out in Malibu: Part 2" |
| Laguna Heat |
The Coroner |
Television film |
| Mistress |
Miki |
Television film |
| 1988 |
Wiseguy |
Kenny Sushia |
3 episodes |
| Tour of Duty |
LTC Tho |
Episode: "Angel of Mercy" |
| Who's the Boss? |
Kim Lee |
Episode: "The Two Tonys" |
| Run Till You Fall |
Fujimoto |
Television film |
| Murphy's Law |
Derva |
Episode: "The Room Above the Indian Grocery" |
| Thirtysomething |
Dr. Richards |
Episode: "The Mike Van Dyke Show" |
| 1989 |
Annie McGuire |
Ambassador Kukla |
Episode: "Soft Hearted Annie" |
| The Hogan Family |
Sam Matsuda |
Episode: "Secretarial Poole" |
| The Road Raiders |
Shimoto |
Television film |
| Small Wonder |
Mr. Saito |
Episode: "Thy Neighbor's Wife" |
| The Smurfs |
Additional Voices |
Episode: "Smurfs That Time Forgot" |
| 1989–1990 |
Island Son |
Dr. Kenji Fushida |
19 episodes |
| 1989–1994 |
Star Trek: The Next Generation |
Admiral Tujiro Nakamura |
3 episodes |
| 1990 |
Revealing Evidence: Stalking the Honolulu Strangler |
Lieutenant Arioto |
Television film |
| Parker Lewis Can't Lose |
Mr. Loopman |
Episode: "Pilot" |
| In the Line of Duty: A Cop for the Killing |
Matsumo |
Television film |
| 1991 |
Dear John |
Officer #2 |
Episode: "John and Kirk's Excellent Adventure" |
| A Different World |
Kinishiwa Representative |
Episode: "The Cash Isn't Always Greener" |
| And the Sea Will Tell |
Enoki |
Television film |
| Good & Evil |
Tensing |
Episode: "Pilot" |
| Lies Before Kisses |
Lieutenant Hand |
Television film |
| Jailbirds |
Lieutenant Hand |
Television film |
| Baby of the Bride |
Dr. Chang |
Television film |
| 1991–1992 |
Captain Planet and the Planeteers |
Dr. Chang (voice) |
3 episodes |
| 1991–1994 |
Family Matters |
Principal Edgar Shimata |
3 episodes |
| 1992 |
The Legend of Prince Valiant |
Chung Ling-Su (voice) |
Episode: "The Dawn of Darkness" |
| Civil Wars |
Toshio Furukawa |
Episode: "Denise and De Nuptials" |
| Raven |
Ken Tanaka |
Episode: "Return of the Black Dragon" |
| Designing Women |
Lewis |
Episode: "Trial and Error" |
| The Streets of Beverly Hills |
Gudmunssen |
Television film |
| 1992–1999 |
Beverly Hills, 90210 |
Coroner / Frank |
2 episodes |
| 1993 |
Class of '96 |
Professor Ashira |
Episode: "Midterm Madness" |
| Sirens |
Billy Cota |
Episode: "Everybody Lies" |
| And the Band Played On |
Blood Bank Executive |
Television film |
| Lois and Clark: The New Adventures of Superman |
Public Affairs Officer |
Episode: "Pilot" |
| Mighty Max |
Hanuman (voice) |
Episode: "The Maxnificent Seven" |
| 1994 |
The Adventures of Brisco County, Jr. |
Roy Shimamura |
Episode: "Brooklyn Dodgers" |
| Deconstructing Sarah |
Officer Okawa |
Television film |
| SWAT Kats: The Radical Squadron |
Islander |
Voice, episode: "Volcanus Erupts!/The Origin of Dr. Viper" |
| All-American Girl |
Benny Kim |
18 episodes |
| 1994–1995 |
Fantastic Four |
Karnak / Dr. Neville |
Voice, 4 episodes[4] |
| 1994–1997 |
Walker, Texas Ranger |
Detective Danny Cho / Dr. Sweeney |
2 episodes |
| 1995 |
Ellen |
Judge Mitchell Sung |
Episode: "Three Strikes" |
| Phantom 2040 |
Akira |
Voice, episode: "Down the Line" |
| Marker |
Detective Akida |
Episode: "Discovery" |
| The Wayans Bros. |
Mr. Mitsumoto |
Episode: "Brazilla vs. Rodney" |
| Favorite Deadly Sins |
Saint Peter |
Television film |
| 1995–1999 |
The Sylvester & Tweety Mysteries |
Mr. Kim / Soh Fishimene |
Voice, 2 episodes[4] |
| 1996 |
Maybe This Time |
Noriyukio |
Episode: "Break a Leg" |
| Gargoyles |
Kai / Dr. Arnada |
Voice, 2 episodes[4] |
| Mighty Ducks |
Tai Quack Do |
Episode: "Power Play" |
| Murder One |
Dr. Yamashita |
Episode: "Chapter Two, Year Two" |
| 1996–1997 |
The Real Adventures of Jonny Quest |
Dr. Zin / Guard |
Voice, 4 episodes |
| 1997 |
Touched by an Angel |
Dr. Robertson |
Episode: "Forget-Me-Not" |
| Bruno the Kid |
Engineer / Chang |
Voice, 2 episodes |
| Party of Five |
Judge Michael A. Katsu |
Episode: "Past Imperfect" |
| Total Security |
Seiji Ingawa |
Episode: "The Never Bending Story" |
| Pinky and the Brain |
Hama |
Voice, episode: "Big in Japan"[4] |
| Extreme Ghostbusters |
Various Characters |
Voice, 2 episodes |
| City Guys |
Dr. Mortia |
Episode: "Future Shock" |
| 1998 |
The Closer |
Ted Kasahara |
Episode: "Pilot" |
| Adventures from the Book of Virtues |
Rich Man / Servant |
Voice, episode: "Gratitude" |
| Superman: The Animated Series |
Dr. Cornell |
Voice, episode: "Little Girl Lost"[4] |
| Stressed Eric |
Kanagawa-San |
Voice, episode: "Tidy" |
| Babylon 5: Thirdspace |
Bill Morishi |
Television film |
| The Net |
Greg Lin |
Episode: "Kill the Buddha" |
| Histeria! |
Hongxi / Peking Man |
Voice, 2 episodes[4] |
| Buddy Faro |
Lieutenant Wong |
Episode: "Touched by an Amnesiac" |
| Chicago Hope |
Frank Fenton |
Episode: "Viagra-Vated Assault" |
| Maggie |
Assisting Surgeon |
Episode: "Art History" |
| Vengeance Unlimited |
Judge Clyde Kurosawa |
Episode: "Legalese" |
| Godzilla: The Series |
Japanese Border Patrol Agent |
Voice, episode: "Competition" |
| Mickey Mouse Works |
Additional Voices |
Episode: #1.1" |
| 1998–2002 |
The Practice |
Judge Stephen Chin |
2 episodes |
| 1999 |
Rude Awakening |
Mr. Tranh |
Episode: "Trude Awakening" |
| Dharma & Greg |
Al |
Episode: "Welcome to the Hotel Calamari" |
| Any Day Now |
Judge C. Eastlake |
Episode: "It's Not You, It's Me" |
| For Your Love |
Mr. Sato |
Episode: "The Couple's Court" |
| 1999–2000 |
Batman Beyond |
Coach Fitz, Mr. Tan, Jimmy Lin, Mr. Fong |
Voice, 4 episodes[4] |
| 1999–2002 |
Providence |
Pediatrician / Henry Yamada |
2 episodes |
| 2000 |
The West Wing |
Joe |
Episode: "Lord John Marbury" |
| Rugrats |
Mr. Hasagawa |
Voice, episode: "Incredible Shrinking Babies/Miss Manners"[4] |
| Pepper Ann |
Mayor Kim |
Voice, episode: "The Sellout/The Telltale Fuzzy" |
| The Pretender |
Li Ho |
Episode: "The Agent of Year Zero" |
| Ally McBeal |
Dr. Myron Okubo |
2 episodes |
| Buzz Lightyear of Star Command |
Ranger #1 / Warden Yung |
Voice, 2 episodes[4] |
| Malcolm in the Middle |
Ice Cream Man |
Episode: "Traffic Jam" |
| American Tragedy |
Judge Lance Ito |
Miniseries |
| JAG |
Senator Theodore Fujiwara / Captain Morimoto |
2 episodes |
| 2001 |
The Division |
Unknown |
Episode: "Secrets and Lies" |
| Citizen Baines |
Grant Tanaka |
4 episodes |
| The Wild Thornberrys: The Origin of Donnie |
Sun Bear |
Voice, television film[4] |
| The Grim Adventures of Billy & Mandy |
Japanese Scientist / Japanese Business Guy |
Voice, episode: "Smell of Vengeance/Fiend Is Like Friend Without the 'r'" |
| Jackie Chan Adventures |
Gang Leader |
Voice, episode: "Mother of All Battles" |
| Heavy Gear: The Animated Series |
Kusunoki Tachi |
Voice, 5 episodes |
| Justice League |
Japanese Ambassador |
Voice, episode: "Secret Origins"[4] |
| Family Law |
Judge Paul Hamawaki |
2 episodes |
| 2001–2003 |
Samurai Jack |
Father / Old Man / Dad / Grand Master |
Voice, 3 episodes[4] |
| 2002 |
Even Stevens |
"Tex" Nagita |
Episode: "The King Sloppy" |
| Dan Dare: Pilot of the Future |
Dagg / Ling / Equinox |
Voice, 3 episodes |
| 2003 |
Days of Our Lives |
Nobu |
Episode: "#9569" |
| What's New, Scooby-Doo? |
Dr. Akira Onodera / Fisherman / Desk Clerk |
Voice, episode: "Big Appetite in Little Tokyo" |
| Nip/Tuck |
Dr. Hiroshi |
Episode: "Adelle Coffin" |
| The Lyon's Den |
Judge |
Episode: "Ex" |
| One on One |
Yoon |
Episode: "East Meets East Coast" |
| 2003–2005 |
Lilo & Stitch: The Series |
Mr. Wong / Bald Tourist / Luau Host / Mayor Kim |
Voice, 7 episodes |
| 2004 |
Everwood |
Edward Ogawa |
Episode: "Your Future Awaits" |
| The Librarian: Quest for the Spear |
Head Monk |
Television film |
| Kim Possible Movie: So the Drama |
Nakasumi |
Voice, television film |
| 2004–2006 |
Still Standing |
Johnny |
3 episodes |
| 2005 |
The Closer |
Dr. Tanaka |
Episode: "Pilot" |
| Strong Medicine |
Dr. Stan Liem |
Episode: "Rhythm of the Heart" |
| Avatar: The Last Airbender |
Monk Pasang / Calm Man / Storyteller |
Voice, 4 episodes[4] |
| Numbers |
Antiquities Dealer |
Episode: "Bones of Contention" |
| 2006 |
Charmed |
Lo Pan |
Episode: "12 Angry Zen" |
| Monk |
Judge Rienzo |
Episode: "Mr. Monk Gets Jury Duty" |
| Maya & Miguel |
Maggie's Dad |
Voice, episode: "After School" |
| Hellboy: Sword of Storms |
Additional Voices |
Television film |
| Shark |
Judge Chudacoff |
Episode: "Déjà Vu All Over Again" |
| Boston Legal |
Judge Matsumura |
2 episodes |
| 2006–2007 |
Eloise: The Animated Series |
Mr. Takahashi |
Voice, 4 episodes |
| 2006–2021 |
Curious George |
The Grocer / Mr. Okano / Hideki / Radio Announcer |
Voice, 9 episodes |
| 2006–2012 |
The Young and the Restless |
Dr. Dennis Okamura |
27 episodes |
| 2007 |
Pandemic |
Dr. Kenji Ito |
Miniseries |
| ER |
Review Board Doctor #1 |
Episode: "Dying is Easy" |
| A.T.O.M. |
Master Kwan |
Voice, 2 episodes |
| Fugly |
Doctor |
Television film |
| 2008 |
The Spectacular Spider-Man |
Ted Twaki |
Voice, episode: "Reaction"[4] |
| Chuck |
Morimoto |
Episode: "Chuck Versus Tom Sawyer" |
| 2009 |
Back at the Barnyard |
Wise One |
Voice, episode: "Pig Amok/Sun Cow" |
| The Secret Saturdays |
Chong |
Voice, episode: "Curse of the Stolen Tiger"[4] |
| Dollhouse |
Dr. Makido |
Episode: "Belonging" |
| Curious George: A Very Monkey Christmas |
The Grocer |
Voice, television film[4] |
| 2009–2016 |
NCIS |
Mr. Rin / Benjamin Franklin |
2 episodes |
| 2010–2011 |
Law & Order: LA |
Judge Bradley Rumford |
2 episodes |
| 2010–2012 |
The Bold and the Beautiful |
Judge Clayton |
4 episodes |
| 2011 |
$#*! My Dad Says |
Mortimer Foo |
Episode: "The Better Father" |
| Hawaii Five-0 |
Judge Kamalei |
Episode: "Loa Aloh" |
| Fairly Legal |
Joseph Chang |
Episode: "My Best Friend's Prenup" |
| 2011–2015 |
The Penguins of Madagascar |
Shingen |
Voice, 2 episodes[4] |
| 2012 |
New Girl |
Judge |
Episode: "Jess & Julia" |
| The Legend of Korra |
Additional Voices |
Episode: "The Voice in the Night" |
| Scooby-Doo! Mystery Incorporated |
Picnicker |
Voice, episode: "Heart of Evil" |
| 2013 |
Ben and Kate |
Mr. Su |
Episode: "Father-Daughter Dance" |
| Franklin & Bash |
Judge Marcus Koh |
Episode: "Out of the Blue" |
| Raising Hope |
Mr. Lee |
Episode: "Burt Bucks" |
| 2015 |
General Hospital |
Judge Chan |
Episode: "#13256" |
| Major Lazer |
Store Owner |
Voice, episode: "Fizzy Fever" |
| The Grinder |
Joseph Yao |
Episode: "Giving Thanks, Getting Justice" |
| 2015–2016 |
Dr. Ken |
Jerry |
2 episodes |
| 2016 |
24: Legacy |
Senator |
Episode: "12:00 p.m.-1:00 p.m." |
| 2017 |
Doubt |
Dr. Benjamin Lau |
Episode: "Then and Now" |
| Madam Secretary |
Choden Gyatso |
Episode: "Swept Away" |
| Be Cool, Scooby-Doo! |
Mr. Kagawa |
Voice, episode: "The Curse of Kaniaku"[4] |
| Dice |
Judge Smith |
Episode: "The Trial" |
| 2018 |
Designated Survivor |
Japanese Finance Minister Omono |
Episode: "In the Dark" |
| The Cool Kids |
Norman |
Episode: "Thanksgiving at Murray's" |
| 2019 |
The Lion Guard |
Domog |
Voice, episode: "Ghost of the Mountain"[4] |
| 2021 |
Never Have I Ever |
Ted Yoshida |
2 episodes |
| 2022 |
The Really Loud House |
Mr. Yanaga |
Episode: "The Banana Split Decision" |
| 2003, 2022–present |
Days of Our Lives |
Nobu / Mr. Wei Shin |
| 2024–2025 |
A Man on the Inside |
Grant Yokohama |
7 episodes |