Star Trek

William Shatner
James T. Kirk

Leonard Nimoy
Spock

DeForest Kelley
Dr. McCoy

James Doohan
Scott

George Takei
Sulu

Nichelle Nichols
Uhura

Walter Koenig
Pavel Chekov

Frank da Vinci
Clifford Brent / Soldier at Party / Capellan Warrior / Eminiar Guard / Vinci / V...

Eddie Paskey
Lieutenant Leslie (uncredited) / Lieutenant Ryan (uncredited) / Conners

Ron Veto
Harrison / Eminiar Guard

John Winston
Lieutenant Kyle

David L. Ross
Galloway / Johnson

Majel Barrett
Christine Chapel / Number One

Grace Lee Whitney
Janice Rand

Barbara Babcock
Lights of Zetar (voice) / Trelane's mother (voice) / Mea 3 / Beta Five Computer ...

Walker Edmiston
Space Central (voice)(uncredited) / Balok (voice) (uncredited) / Provider #2 / W...

Bill Blackburn
Lieutenant Hadley (uncredited) / Lieutenant Hadley (voice) / Lieutenant Hadley /...

Tom Anfinsen
Crewman (uncredited) / Civilian Engineer (uncredited)

Vic Perrin
Nomad (voice) / Metron (voice) / Tharn

Elizabeth Rogers
Lt. Palmer / The companion (voice)