Season Regulars 6

1. 

   William Shatner

   James T. Kirk

2. 

   Leonard Nimoy

   Spock

3. 

   DeForest Kelley

   Dr. McCoy

4. 

   James Doohan

   Scott

5. 

   George Takei

   Sulu

6. 

   Nichelle Nichols

   Uhura

Guest Stars 14

1. 

   Susan Oliver

   Vina (archive footage)

2. 

   Laurel Goodwin

   Yeoman J. M. Colt (archive footage)

3. Julie Parrish

   Miss Piper

4. 

   Jeffrey Hunter

   Capt. Christopher Pike (archive footage)

5. Georgia Schmidt

   First Talosian (archive footage)

6. Peter Duryea

   Lt. Tyler (archive footage)

7. Sean Kenney

   Crippled Capt. Christopher Pike

8. 

   Adam Roarke

   C.P.O. Garrison (archive footage)

9. 

   Leonard Mudie

   Second survivor (uncredited)

10. 

    Malachi Throne

    The Keeper (voice) (uncredited)

11. 

    John Hoyt

    Dr. Phil Boyce (archive footage)

12. 

    Majel Barrett

    Number One (archive footage)

13. 

    Hagan Beggs

    Lt. Hansen

14. 

    Frank da Vinci

    Lt. Clifford Brent

Crew 17