Chris Pine as Captain James T. Kirk

Zachary Quinto as Commander Spock

Zoe Saldaña as Lieutenant Nyota Uhura

Benedict Cumberbatch as John Harrison / Khan

Karl Urban as Dr. Leonard 'Bones' McCoy

Simon Pegg as Lieutenant Commander Montgomery 'Scotty' Scott

Bruce Greenwood as Admiral Christopher Pike

Peter Weller as Admiral Alexander Marcus

Alice Eve as Dr. Carol Marcus

Anton Yelchin as Ensign Pavel Chekov

John Cho as Lieutenant Hikaru Sulu

Leonard Nimoy as Ambassador Spock

Noel Clarke as Thomas Harewood

Nazneen Contractor as Rima Harewood

Amanda Foreman as Ensign Brackett

Jay Scully as Lieutenant Chapin

Jonathan Dixon as Ensign Froman

Aisha Hinds as Navigation Officer Darwin

Joseph Gatt as Science Officer 0718

Jeremy Raymond as Lead Nibiran

Tony Guma as Nibiran

Kimberly Arland as Madeline

Sean Blakemore as Klingon

Nick E. Tarabay as Klingon

Beau Billingslea as Captain Abbot

Deep Roy as Keenser

Anjini Taneja Azhar as Lucille Harewood

Jack Laufer as Doctor

Katie Cockrell as Girl

Kellie Cockrell as Girl

Jason Matthew Smith as Cupcake

Seth Ayott as U.S.S. Enterprise Shuttle Ensign

Marco Sanchez as Torpedo Security

Lee Reherman as Uniformed Mercenary

Scott Lawrence as U.S.S. Vengeance Officer

Usman Ally as U.S.S. Vengeance Officer

Nolan North as U.S.S. Vengeance Bridge Officer

James Hiroyuki Liao as U.S.S. Vengeance Bridge Officer

Rob Moran as U.S.S. Vengeance Ensign

Berit Francis as Starfleet Admiral

Akiva Goldsman as Starfleet Admiral

Benjamin P. Binswanger as Starfleet Admiral

Christopher Doohan as Transport Officer

Andy Demetrio as U.S.S. Enterprise Bridge Crew

Gianna Simone as U.S.S. Enterprise Bridge Crew

Rene Rosado as U.S.S. Enterprise Bridge Crew

Jacqueline King as U.S.S. Enterprise Bridge Crew

Long Tran as U.S.S. Enterprise Bridge Crew

Ningning Deng as U.S.S. Enterprise Bridge Crew

Joni Johnston as U.S.S. Enterprise Bridge Crew

Colleen Harris as Lady V

Jeff Chase as U.S.S. Enterprise Security

Monisola Akiwowo as U.S.S. Enterprise Nurse

Paul K. Daniel as Shuttle Pilot

Ser'Darius Blain as U.S.S. Enterprise Red Shirt

Heather Langenkamp as Moto

David C. Waite as U.S.S. Enterprise Crew

Melissa Paulo as Bar Girl

Cynthia Addai-Robinson as San Francisco Woman

Drew Grey as San Francisco Bar Patron

Douglas Weng as U.S.S. Vengeance Security

Charlie Haugk as San Francisco Resident

Max Chernov as San Francisco Resident

Marc Primiani as San Francisco Resident

Jesper Inglis as San Francisco Resident

Jacob Rhodes as Nibiru Child

Kentucky Rhodes as Nibiru Child

Toney Wilson as Shaku

Eric Greitens as Starfleet Ceremonial Guard

Melissa Steinman as Starfleet Ceremonial Guard

Adam McCann as Starfleet Ceremonial Guard

Jon Orvasky as Starfleet Ceremonial Guard

Gerald W. Abrams as Starfleet Memorial Admiral

James McGrath as Starfleet Memorial Admiral

Brian T. Delaney as Additional Voices (voice)

Arlen Escarpeta as Additional Voices (voice)

Joe Moses as Additional Voices (voice)

Kevin Michael Richardson as Additional Voices (voice)

David Sobolov as Additional Voices (voice)

Matthew Wood as Additional Voices (voice)

Fred Tatasciore as Additional Voices (voice)

Kiff VandenHeuvel as Additional Voices (voice)

Audrey Wasilewski as Additional Voices (voice)

Bill Hader as Additional Voices (voice)

Britanni Johnson as NYU Nurse (uncredited)

Chris Gardner as Additional Voices (voice)

Julianne Buescher as Additional Voices (voice)

Joe Hanna as Additional Voices (voice)

David Acord as Additional Voices (voice)

Elle Newlands as Additional Voices (voice)

Candice Renee as Additional Voices (voice)

Emily Towers as Additional Voices (voice)

Gina Hirsch as Additional Voices (voice)

Tom Archdeacon as Ensign Spyke (uncredited)

Jon Lee Brody as U.S.S. Enterprise Security (uncredited)

Hiram A. Murray as Bar Patron (uncredited)

Fernando Chien as Starfleet Admiral (uncredited)