- Diane McBain - Margo
- Jill Ireland - Imogen
- Danielle De Metz - Yvonne
- Irene Tsu - Reikko
- Jim Boles - Dr. True
- Philip Ahn - Sazami Kyushu
- Arthur Gould-Porter - Magistrate
- Bob Okazaki - Police Inspector
- Maria Lennard - Show Girl
- Rick Traeger - Hotel Clerk
- Gloria Neil - Stewardess
- William Bryant - Technician
- Jason Wingreen - 1st Engineer
- Grant Woods - 2nd Engineer
- Sharyn Hillyer - U.N.C.L.E. Girl
- Dick Crockett - Karate Killer
- Jerry Summers - Karate Killer
- Fred Stromsoe - Karate Killer
- C. Lindsay Workman - Leading Scientist
-
Barry Shear
- Norman Hudis
-
Boris Ingster
- Gerald Fried
Capítulo disponible en las siguientes plataformas: