Zachary Quinto - Spock

Leonard Nimoy - Spock Prime

Eric Bana - Nero

Bruce Greenwood - Christopher Pike

Karl Urban - Leonard 'Bones' McCoy

Zoe Saldana - Nyota Uhura

Simon Pegg - Montgomery Scott

John Cho - Hikaru Sulu

Anton Yelchin - Pavel Chekov

Ben Cross - Sarek

Winona Ryder - Amanda Grayson

Chris Hemsworth - George Kirk

Jennifer Morrison - Winona Kirk

Rachel Nichols - Galia

Faran Tahir - Captain Robau

Clifton Collins Jr. - Ayel

Greg Ellis - Chief Engineer Olsen

Scottie Thompson - Nero's Wife

Paul McGillion - Barracks Officer

Lucia Rijker - Romulan Communications Officer

Jimmy Bennett - Young James T. Kirk

Greg Grunberg - Stepdad (voice)

Lisa Vidal - Barracks Officer

Jacob Kogan - Young Spock

Tyler Perry - Admiral Richard Barnett

Amanda Foreman - Hannity

Diora Baird - The Wrong Orion

Sufe Bradshaw - Cadet Alien

Tony Elias - Officer Pitts

Sean Gerace - Tactical Officer

Randy Pausch - Kelvin Crew Member

Tim Griffin - Kelvin Engineer

Freda Foh Shen - Kelvin Helmsman

Kasia Kowalczyk - Kelvin Alien

Jason Brooks - Romulan Helmsman

Sonita Henry - Kelvin Doctor

Kelvin Yu - Medical Technician

Marta Martin - Medical Technician

Tavarus Conley - Kelvin Crew Member

Jeff Castle - Kelvin Crew Member

Billy Brown - Med Evac Pilot

Spencer Daniels - Johnny

Jeremy Fitzgerald - Iowa Cop

Zoe Chernov - Vulcan Student

Max Chernov - Vulcan Student

Lorenzo James Henrie - Vulcan Bully

Colby Paul - Vulcan Bully

Cody Klop - Vulcan Bully

Akiva Goldsman - Vulcan Council Member

Anna Katarina - Vulcan Council Member

Douglas Tait - Long Face Bar Alien

Tony Guma - Lew the Bartender

Gerald W. Abrams - Barfly

James McGrath - Barfly

Jason Matthew Smith - Burly Cadet

Marcus Young - Burly Cadet

Bob Clendenin - Shipyard Worker

Reggie Lee - Test Administrator

Jeffrey Byron - Test Administrator

Jonathan Dixon - Simulator Tactical Officer

Ben Binswagner - Admiral James Komack

Margot Farley - College Council Stenographer

Alex Nevil - Shuttle Officer

Kimberly Arland - Kimberly Arland

Jeff Chase - Cadet Alien

Charles Haugk - Enterprise Crew Member

Nana Hill - Enterprise Crew Member

Michael Saglimbeni - Enterprise Crew Member

John Blackman - Enterprise Crew Member

Jack Millard - Enterprise Crew Member

Shaela Luter - Enterprise Crew Member

Sabrina Morris - Enterprise Crew Member

Michelle Parylak - Enterprise Crew Member

Oz Perkins - Enterprise Communiations Officer

Michael Berry Jr. - Romulan Tactical Officer

Matthew Beisner - Romulan Crew Member

Neville Page - Romulan Crew Member

Jesper Inglis - Romulan Crew Member

Marlene Forte - Transport Chief

Leonard O. Turner - Vulcan Elder

Mark Bramhall - Vulcan Elder

Ronald F. Hoiseck - Vulcan Elder

Irene Roseen - Vulcan Elder

Jeff O'Haco - Vulcan Elder

Deep Roy - Keenser

Majel Barrett - Starfleet Computer (voice)

Rico E. Anderson - Council Member - Captain Kelley Bogel (uncredited)

Richard Arnold - Romulan Science Tech (uncredited)

Tad Atkinson - Amphibian Prisoner (uncredited)

Leslie Augustine - Doctor (uncredited)

Johnny Baca - Starfleet Cadet (uncredited)

Sala Baker - Drill Tower Romulan (uncredited)

Leo Baligaya - Starfleet Cadet (uncredited)

Corey Becker - Starfleet Cadet (uncredited)

Jessica Boss - Bridgeport Cadet (uncredited)

Neil S. Bulk - Starfleet Cadet (uncredited)

James Cawley - Enterprise Crewmember (uncredited)

Brad Champagne - Starfleet Cadet (uncredited)

Zachary Culbertson - Starfleet Cadet (uncredited)

Calvin Dean - Security Officer Daniels (uncredited)

Christopher Doohan - Starfleet Officer (uncredited)

Claire Doré - Enterprise Crew Member (uncredited)

Mark Casimir Dyniewicz - Klingon Prisoner - Nero's Flashback (uncredited)

Etienne Eckert - Vulcan Federation Officer (uncredited)

Ken Edling - Doctor (uncredited)

Aliza Finley - Hurried Cadet with Clipboard (uncredited)

Ian Fisher - Shipyard Worker (uncredited)

Mathew Thomas Foss - Starfleet Cadet (uncredited)

Massi Furlan - Missile Launcher (uncredited)

Victor Garber - Klingon Interrogator (scenes deleted) (uncredited)

Tommy Germanovich Jr. - FourSquare (uncredited)

Mary Grace - Shipyard Bar Patron (uncredited)

Wyatt Gray - Starfleet Cadet (uncredited)

Joshua Greene - Child Running in Snow (uncredited)

Nancy Guerriero - Crew Member (uncredited)

Justin Rodgers Hall - Starfleet Security Officer (uncredited)

Jeffery Hauser - Kelvin Crew Member (uncredited)

Brad William Henke - Uncle Frank (uncredited) (unconfirmed)

Elizabeth Ingalls - Enterprise Nurse (uncredited)

Christopher Karl Johnson - Shipyard Worker (uncredited)

Jolene Kay - Enterprise Crew Member (uncredited)

Sarah Klaren - Starfleet Cadet (uncredited)

Makiko Konishi - Enterprise Crew Member (uncredited)

Bryan Lee - Starfleet Cadet (uncredited)

Daniel D. Lee - Starfleet Commander (uncredited)

Anne Leighton - Enterprise Crew Member (uncredited)

Steve Luna - Lieutenant Star Fleet Command (uncredited)

Aaron Lynch - Flight Operational Air Safety Conductor (uncredited)

Justin Malachi - Starfleet Cadet (uncredited)

Nav Mann - Romulan Crew Member Placing Bomb (uncredited)

Paul Marshall - Bar Patron (uncredited)

Owen Martin - Alien Cadet / Enterprise Crew (uncredited)

Taylor McCluskey - Kelvin Alien (uncredited)

Matthew McGregor - Starfleet Cadet (uncredited)

Caitlin McKenna-Wilkinson - Kelvin Computer (uncredited)

Patrizia Milano - Councilwoman (uncredited)

Kevin Moser - Enterprise Crewman (uncredited)

Jonathan W.D. Newkerk - Starfleet Cadet (uncredited)

Westley Nguyen - Enterprise Crew Member (uncredited)

Jim Nieb - Sal (uncredited)

Andres Perez-Molina - Romulan Crew Member (uncredited)

Mark Phelan - Romulan (uncredited)

Damion Poitier - Drill Hanson #1 (uncredited)

Rahvaunia - Academy Teacher (uncredited)

Bertrand Roberson Jr. - Shuttle Cadet (uncredited)

Deborah Rombaut - Starfleet Cadet (uncredited)

Leonard Jonathan Ruebe - Starfleet Cadet (uncredited)

Ramona Seymour - Starfleet Cadet (uncredited)

William Morgan Sheppard - Vulcan Science Minister (uncredited)

Katie Soo - Enterprise Crew Member (uncredited)

Ronnie Steadman - Shuttle Pilot (uncredited)

Joseph Stephens Jr. - Cadet Officer (uncredited)

Joseph Steven - Romulan Engineer (uncredited)

T.J. Storm - Klingon Agitator (uncredited)

Paul Townsend - Starfleet Security Officer (uncredited)

Scott Trimble - Klingon Prison Guard (uncredited)

Errik Tustenuggee - Federation Captain Cartwright (uncredited)

Ravi Valleti - Cadet at Trial (uncredited)

Jason Vaughn - Starfleet Cadet (uncredited)

A.J. Verel - Enterprise Crewman (uncredited)

Brian Waller - Vulcan Council Member (uncredited)

Steve Wharton - Star Fleet Cadet (uncredited)

Wil Wheaton - Romulan (voice) (uncredited)

Brianna Womick - Starfleet Cadet (uncredited)

Lynnanne Zager - Enterprise Computer (voice) (uncredited)

Pavel Lychnikoff - Romulan Officer

Darlena Tejeiro - Flight Officer