• 
  Robert Wise

  regizor

• 
  William Shatner

  Capitanul James Tiberius Kirk
• 
  Leonard Nimoy

  Spock
• 
  DeForest Kelley

  Dr. Leonard McCoy
• 
  James Doohan

  Montgomery Scott
• 
  George Takei

  Lt. Cmdr. Hikaru Sulu
• 
  Walter Koenig

  Lt. Cmdr. Pavel Chekov
• 
  Nichelle Nichols

  Uhura

• 
  Stephen Collins

  Cmdr. Willard Decker
• 
  Majel Barrett

  Dr. Christine Chapel
• 
  Persis Khambatta

  Lt. Ilia
• 
  Grace Lee Whitney

  CPO Janice Rand
• 
  John D. Gowans

  Assistant to Rand
• 
  Christopher Doohan

  extra
• 
  David Gautreaux

  Cmdr. Branch

• 
  Roger Aaron Brown

  Epsilon Technician
• 
  Lisa Chess

  Yeoman
• 
  Gary Faga

  Airlock Technician
• 
  Mark Lenard (I)

  Klingon Captain
• 
  Billy Van Zandt

  Alien Boy