Регулярный состав сезона 6

1. 

   Уильям Шетнер

   James T. Kirk

2. 

   Leonard Nimoy

   Spock

3. 

   DeForest Kelley

   Dr. McCoy

4. 

   James Doohan

   Scott

5. 

   Джордж Такеи

   Sulu

6. 

   Nichelle Nichols

   Uhura

Приглашённые звёзды 13

1. 

   Сьюзан Оливер

   Vina (archive footage)

2. 

   Laurel Goodwin

   Yeoman J. M. Colt (archive footage)

3. 

   Jeffrey Hunter

   Capt. Christopher Pike (archive footage)

4. Georgia Schmidt

   First Talosian (archive footage)

5. Peter Duryea

   Lt. Tyler (archive footage)

6. 

   Meg Wyllie

   The Keeper (archive footage)

7. 

   Adam Roarke

   C.P.O. Garrison (archive footage)

8. 

   Malachi Throne

   The Keeper (voice) (uncredited)

9. 

   John Hoyt

   Dr. Phil Boyce (archive footage)

10. 

    Majel Barrett

    Number One

11. 

    Hagan Beggs

    Lt. Hansen

12. 

    Frank da Vinci

    Lt. Clifford Brent

13. 

    Ron Veto

    Harrison

Съёмочный состав 17