REGULAR CAST:

William Shatner as Captain James T. Kirk
Leonard Nimoy as Spock
DeForest Kelley as Dr. Leonard H. McCoy
James Doohan as Chief Engineer Montgomery 'Scotty' Scott
George Takei as Lieutenant Hikaru Sulu
Nichelle Nichols as Lieutenant Uhura
Majel Barrett as Nurse Christine Chapel

GUEST CAST:

Kathy Ahart as Elite crewwoman
John Arndt as Crewman
Bobby Bass as Guard
Makee K. Blaisdell as Lt. Spinelli (as Blaisdell Makee)
Ricardo Montalban as Khan Noonian Singh
Eddie Paskey as Lt. Leslie (uncredited)
Madlyn Rhue as Lt. Marla McGivers
Mark Tobin as Joaquin
John Winston as Lt. Kyle

PRODUCTION:

Teleplay by: Gene L. Coon, Carey Wilber
Story by: Carey Wilber
Directed by: Marc Daniels