Dylan Hunt
Alex Cord
Lyra-a
Mariette Hartley
Overseer
Leon Askin
Janos
Liam Dunn
Robert Swan
Beulah Quo
Dennis Robertson
Tom Pace
David Westberg
Tammi Bula
Isiah
Ted Cassidy
Primus Isaac Kimbridge
Percy Rodriguez
Singh
Harvey Jason
Yuloff
Titos Vandis
Bill Striglos
Harper-Smythe
Lynne Marta
Slan-n
Harry Raybould
Primus Dominic
Majel Barrett
Writer
Gene Roddenberry
Producer
Director
John Llewellyn Moxey
Music
Harry Sukman
Art Direction
Hilyard M. Brown
Set Decoration
Ruby R. Levitt
Hairstylist
Gloria Montemayor
Director of Photography
Gerald Perry Finnerman
Editor
George Watters
Makeup Artist
Thomas R. Burman
Costume Design
William Ware Theiss