The Orville (TV) Cast
The cast of The Orville. Updated on August 17, 2025.
272 actors
Seth MacFarlane
as Capt. Ed Mercer (36 episodes)

Seth MacFarlane portrays the lead character, Ed Mercer, the recently divorced officer who is given command of the U.S.S. Orville. As the captain, Ed tries to maintain a professional demeanor while dealing with personal and professional obstacles.

Adrianne Palicki
as Cmdr. Kelly Grayson (36 episodes)

Adrianne Palicki plays Kelly Grayson, the First Officer of the U.S.S. Orville and Ed Mercer's ex-wife. Despite their complicated history, Kelly remains a valuable member of the crew and maintains a professional relationship with Ed.

Penny Johnson Jerald
as Dr. Claire Finn (36 episodes)

Penny Johnson Jerald portrays Claire Finn, the Chief Medical Officer of the U.S.S. Orville. Driven and passionate about her work, Claire often finds herself balancing her personal life with the demands of her profession.

Scott Grimes
as Lt. Gordon Malloy (36 episodes)

Scott Grimes plays Gordon Malloy, the helmsman of the U.S.S. Orville. Known for his laid-back and humorous nature, Gordon brings levity to the ship's crew while also displaying impressive piloting skills.

Peter Macon
as Lt. Cmdr. Bortus (36 episodes)

Peter Macon portrays Bortus, the second officer and a member of the Moclan species. Bortus is known for his stoic and serious demeanor, often providing a contrasting perspective to the rest of the crew.

Jessica Szohr
as Talla Keyali (24 episodes)

Jessica Szohr plays Talla Keyali, the replacement First Officer on the U.S.S. Orville. Talla is known for her determined and no-nonsense attitude, which often leads to unique problem-solving approaches.

J. Lee
as John LaMarr (36 episodes)

J. Lee portrays John LaMarr, the navigator and helmsman of the U.S.S. Orville. John is known for his technical expertise and sense of humor, often providing comic relief in tense situations.

Mark Jackson
as Isaac (36 episodes)

Mark Jackson plays Isaac, an artificial lifeform and the Science and Engineering Officer of the U.S.S. Orville. Isaac brings a unique perspective to the crew and often explores the ethical implications of artificial intelligence.

Halston Sage
as Alara Kitan (17 episodes)
Chad L. Coleman
as Klyden (27 episodes)
Anne Winters
as Charly Burke (10 episodes)
Patrick Cox
as Ogre (1 episode)
Brian George
as Dr. Aronov (1 episode)
Christine Corpuz
as Janice Lee (1 episode)
Sean Cook
as Derek (1 episode)
Joel Swetow
as Krill Captain (1 episode)
Jeffrey Tambor
as Ben Mercer (1 episode)
Holland Taylor
as Jeannie Mercer (1 episode)
Mike Gray
as Ensign Parker (1 episode)
Glenn Morshower
as Admiral Tucker (1 episode)
JD Cullum
as Calivon Zoo Administrator (1 episode)
Lamont Thomspon
as Kaybrak (1 episode)
Deobia Oparei
as Captain Vorak (1 episode)
D. Elliot Woods
as Moclan Council Foreman (1 episode)
Robert Knepper
as Hamelac (1 episode)
Max Burkholder
as Tomilin (1 episode)
Charlize Theron
as Pria Lavesque (1 episode)
Dylan Kenin
as Captain Haros (1 episode)
James Horan
as High Priest Sazeron (1 episode)
Steven Culp
as Willks (1 episode)
Barry Livingston
as Tom (1 episode)
Loren Lester
as Lewis (1 episode)
Brian Thompson
as Drogen (1 episode)
Ralph Garman
as Kanoot (1 episode)
Lenny Von Dohlen
as Valondis (1 episode)
Erica Tazel
as Baleth (1 episode)
Philip Anthony-Rodriguez
as Fadolin (1 episode)
Jasper McPherson
as Little Girl (1 episode)
Jay Jackson
as Reporter (1 episode)
Paul Vogt
as Horbalak Captain (1 episode)
Gordy De St. Jeor
as Teenage Boy (1 episode)
Lesley Fera
as Minister Theece (1 episode)
Michael C. Mahon
as Altox (1 episode)
Darren Dupree Washington
as Simulated Moclan (1 episode)
Candice King
as Solana Kitan (1 episode)
John Billingsley
as Cambis Borrin (1 episode)
Kerry O'Malley
as Floratta (1 episode)
Jason Alexander
as Olix (2 episodes)
Mackenzie Astin
as Orrin Channing (1 episode)
Aily Kei
as Leyna Channing (1 episode)
Gabriella Graves
as Krill Girl Student (1 episode)
Ron Canada
as Admiral Tucker (1 episode)
Liam Neeson
as Jahavus Dorahl (1 episode)
Giovanni Bejarano
as Security Officer (1 episode)
Michael Traynor
as Krill Captain (1 episode)
Michele Boyd
as Lieutenant Dorsett (1 episode)
Nathan Dana Aldrich
as Krill Officer (1 episode)
Patrick Warburton
as Lt. Tharl (2 episodes)
Arriane Alexander
as Regorian Doctor #2 (1 episode)
Brandon Young
as Obstetric Surgeon #2 (1 episode)
Cory Tucker
as Camp Guard #2 (1 episode)
John Rubinstein
as Prefect (1 episode)
Niko Nicotera
as Rokal (1 episode)
Jennifer Landon
as Ukania (1 episode)
Robert Curtis Brown
as Chief Advisor Makkal (1 episode)
Chris Johnson
as Cassius (5 episodes)
Carlos Bernard
as Capt. Marcos (2 episodes)
Nick Chinlund
as Capt. Dalak (2 episodes)
Tim Russ
as Dr. Sherman (1 episode)
Darri Ingolfsson
as Greg (1 episode)
Sarah Scott
as Trisha (1 episode)
F. Murray Abraham
as Chairman (1 episode)
Tony Todd
as Moclan Delegate (1 episode)
Will Sasso
as Mooska (2 episodes)
Chase Kim
as Officer (1 episode)
Chris Marroy
as Rebel (1 episode)
Tory Belleci
as Calivon Alien (uncredited) (1 episode)
Ethan Jones
as Dalen (1 episode)
Marina Sirtis
as Teacher (1 episode)
Caleb Brown
as Krill Boy Student (1 episode)
Alexis Knapp
as Irillia (1 episode)
Amanda Joy Erickson
as Amanda (1 episode)
Deep Rai
as Crewman (1 episode)
Jonny Siew
as Engineer #1 (1 episode)
Rob Lowe
as Darulio (2 episodes)
David Barrera
as Vásquez (1 episode)
Rico E. Anderson
as Moclan Doctor (1 episode)
Julius Sharpe
as Reptilian Alien (1 episode)
Brett Rickaby
as Lurenek (1 episode)
Jerry O'Donnell
as Captain of the USS Bleriot (1 episode)
Andrew Bering
as Technician Jennings (1 episode)
Alaina Fleming
as Technician Reed (1 episode)
Jeremy Guskin
as Furry Alien (1 episode)
Maxwell Hurlburt
as Greenish Alien (1 episode)
Kane Lieu
as Security Station Officer (1 episode)
Michaela McManus
as Lt. Janel Tyler/Teleya (1 episode)
Casey Sander
as Druyan Captain (1 episode)
David Hutchison
as Alien Man (1 episode)
Michael Dempsey
as Mining Chief Harry Leidecker (1 episode)
Greta Jung
as Comm. Officer (1 episode)
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