| Person | Type | Job | Role(s) |
|---|---|---|---|
 Curtis Harrington | Crew | Directing | Director, Writer |
 George Edwards | Crew | Production | Producer |
Ronald Stein | Crew | Sound | Original Music Composer |
 Stephanie Rothman | Crew | Production | Associate Producer |
Vilis Lapenieks | Crew | Camera | Director of Photography |
William Condos | Crew | Costume & Make-Up | Makeup Artist |
Leo H. Shreve | Crew | Editing | Editor |
Leon Smith | Crew | Art | Set Decoration |
George Spicer | Crew | Costume & Make-Up | Hairstylist |
 Basil Rathbone | Cast | Actor | Prof. Hartman, Lunar 7 |
 Faith Domergue | Cast | Actress | Dr. Marsha Evans, Vega |
Gennadi Vernov | Cast | Actor | Andre Ferneau, Sirius (archive footage) |
 Georgi Zhzhyonov | Cast | Actor | Hans Walter, Sirius (archive footage) |
 Georgiy Teykh | Cast | Actor | Dr Kern, Vega (archive footage) (uncredited) |
John Bix | Cast | Actor | John the Robot |
 Vladimir Yemelyanov | Cast | Actor | Cmdr. Brendan Lockhart, Sirius (archive footage) (uncredited) |
 Yuriy Sarantsev | Cast | Actor | Allen Sherman, Vega (archive footage) (uncredited) |
| Person | Type | Job | Role(s) |
