William Shatner
Admiral James T. Kirk
Acting
Leonard Nimoy
Captain Spock
Acting
Ricardo Montalban
Khan Noonien Singh
Acting
DeForest Kelley
Dr. Leonard 'Bones' McCoy
Acting
James Doohan
Cmdr. Montgomery 'Scotty' Scott
Acting
Walter Koenig
Cmdr. Pavel Chekov
Acting
George Takei
Cmdr. Hikaru Sulu
Acting
Nichelle Nichols
Cmdr. Uhura
Acting
Bibi Besch
Dr. Carol Marcus
Acting
Merritt Butrick
Dr. David Marcus
Acting
Paul Winfield
Captain Clark Terrell
Acting
Kirstie Alley
Lt. Saavik
Acting
Judson Scott
Joachim
Acting
Ike Eisenmann
Preston
Acting
John Vargas
Jedda
Acting
John Winston
Kyle
Acting
Paul Kent
Beach
Acting
Nicholas Guest
Cadet
Acting
Russell Takaki
Madison
Acting
Kevin Rodney Sullivan
March
Directing
Joel Marston
Crew Chief
Acting
Laura Banks
Khan's Navigator
Acting
Steve Bond
Khan's Crewman #1
Acting
Brett Baxter Clark
Khan's Crewman #2
Acting
Gilbert B. Combs
Enterprise Engineer
Crew
James Horner
Enterprise Crewman
Sound
George Sasaki
Crewmember at Spock's Funeral (uncredited)
Acting