Michael Dorn is an American actor and voice-actor known for portraying Worf on Star Trek: The Next Generation and Star Trek: Deep Space Nine , a role he has reprised in Star Trek Online.

Biography

Michael Dorn was born on December 9, 1952. Dorn began his acting career in the 1970s. From 1987 to 1994 he appeared as Worf on Star Trek: The Next Generation, continuing the role from 1995 to 1999 on Star Trek: Deep Space Nine. Dorn has also appeared in five Star Trek movies.

Besides television work and movie appearances, Michael Dorn has notably lend his voice to many cartoons and video games.

Star Trek Online

Michael Dorn has appeared in-game since October 30, 2013 ( “Sphere of Influence”), with additional voice-overs added on December 5, 2013 and a minor appearance in “Surface Tension” in April 2014.

Missions Involved

“Friend or Foe”(as Worf)
“Bringing Down the House”(as Worf)
“The House Always Wins”(as Worf)
- “Tournament on Forcas” (as Worf)
“Destiny”(as Worf)
“Sphere of Influence” (as Worf)
“Surface Tension” (as Worf; re-used lines)
“Brushfire” (as Worf; re-used lines)

Additional voiceover work

Worf can also be talked to in the First City

Removed voiceover work

KDF Tutorial Welcome message
Congratulation messages for advancing in rank (KDF only, replaced by J.G. Hertzler)

Gallery

Character portrait
TNG 25th Anniversary celebration
In-game appearance until October 2013

Notes

Michael Dorn was the fourth actor to reprise his Star Trek role in Star Trek Online.
Worf was added to Star Trek Online with the release of “Bringing Down the House” as part of Season 2. However, originally his appearance was only loosely based on Michael Dorn. This changed with the 25th Anniversary Celebration of TNG, when a holographic representation of Worf was introduced at Starfleet and Klingon Academy. Worf's character model was finally revamped when Michael Dorn's voice-overs were added with the release of “Sphere of Influence”.
Michael Dorn has appeared in Star Trek more often than any other actor, with a total of 11 seasons, 272 episodes and five movies. He has also reprised the role of Worf in seven Star Trek video games.

Characters
	23rd century: Brett Anderson • Michael Burnham • Pavel Chekov • Chulak • Daniels • Ellen Landry • Gabriel Lorca • Gabriel Lorca (mirror) • Gav • Philippa Georgiou • Hadley • Ilia • Cyrano Jones • James T. Kirk • Kor • Leslie • L'Rell • Leonard McCoy • Mears • Palmer • Janice Rand • Sarek • Montgomery Scott • Spock • Paul Stamets • Justin Straal • Hikaru Sulu • Tenavik • Sylvia Tilly • Sylvia Tilly (mirror) • T'Kuvma • Nyota Uhura
	25th century: Abraham Lincoln • Ajur • Julian Bashir • Brad Boimler • Boratus • Borg Queen • Brunt • Michael Burnham (simulacrum) • Richard Castillo • Female Changeling • Damar Kahn • Data • Dexa • The Doctor • Donatra • D'Tan • Dukan'Rex • Elim Garak • Gaul • Geordi La Forge • Gowron • Grilka • Hugh • Icheb • Jal Karden • Jhet'leya • Kahless • Kal Dano • Keten • Harry Kim • Beckett Mariner • Kathryn Janeway • Kira Nerys • Klag • Kortar • Kurn/Rodek • Laas • Lamat'Ukan • Leck • Leeta • Leeta (mirror) • Leskit • Martok • Morn • Neelix • Nog • Kirayoshi O'Brien • Odo • Opaka • Miral Paris • Tom Paris • Q Junior • Quark • Rom • Alexander Rozhenko/K'mtar • Sela • Sessen • Seven of Nine • Sirella • Golin Shel-la • Sovak • Paul Stamets (hologram) • Samanthan Rutherford • Taris • Tendi • B'Elanna Torres • Tuvok • Vosk • Naomi Wildman • Weyoun • Worf • Natasha Yar • Zlangco
	Kelvin Timeline: 0718
	Mentioned only: Jonathan Archer • Chakotay • Gaila • Hugh Culber • Ezri Dax • Gaila • Rachel Garrett • Harcourt Mudd • Nero • Jean-Luc Picard • William T. Riker • Saru • Benjamin Sisko • Jake Sisko • T'Kuvma • Deanna Troi • Lwaxana Troi • Voq

Starships
	Ahwahnee • Al-Batani • Baxial • Buran • Challenger • Clarke • Dana • Defiant (NCC-1764) • Defiant (NX-74205) • Discovery • Earhart • Edison • Enterprise (NX-01) • Enterprise (NCC-1701) • Enterprise (NCC-1701 Kelvin Timeline) • Enterprise (NCC-1701-C) • U.S.S. Enterprise (NCC-1701-D) • U.S.S. Enterprise (NCC-1701-E) • Enterprise (NCC-1701-J) • Europa • Excelsior • Galaxy • Glenn • Kerala • Lakota • Malinche • Musashi • Pasteur • Ride • Rhode Island • Shenzhou • Shran • Sioux • Tereshkova • T'Kumbra • T'plana-hath • Voyager • Yangtzee Kiang • Yeager • Yorktown

Star Trek cast reprising their roles
	René Auberjonois • LeVar Burton • Mary Chieffo • Jeffrey Combs • Denise Crosby • Michael Dorn • Aron Eisenberg • Joseph Gatt • Max Grodénchik • J.G. Hertzler • Jason Isaacs • Kate Mulgrew • Salome Jens • Walter Koenig • Lisa LoCicero • Chase Masterson • Robert Duncan McNeill • Leonard Nimoy • Robert O'Reilly • Ethan Phillips • Robert Picardo • Kim Rhodes • Andrew Robinson • Bumper Robinson • Tim Russ • Jeri Ryan • Rekha Sharma • Armin Shimerman • Alexander Siddig • Tony Todd • Garrett Wang • Matt Winston • Mary Wiseman • Nana Visitor

See also	Chronology • List of canon characters • List of canon starships • Voice acting

Michael Dorn

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