 Woody AllenMiles Monroe | Miles Monroe |
 Diane KeatonLuna Schlosser | Luna Schlosser |
 John BeckErno Windt | Erno Windt |
| MMary GregoryDr. Melik | Dr. Melik |
 Brian AveryHerald Cohen | Herald Cohen |
 Don KeeferDr. Tryon | Dr. Tryon |
 Mews SmallDr. Nero | Dr. Nero |
 Peter HobbsDr. Dean | Dr. Dean |
 Spencer MilliganJeb Hrmthmg | Jeb Hrmthmg |
 John McLiamDr. Agon | Dr. Agon |
 Bartlett RobinsonDr. Orva | Dr. Orva |
| CChris ForbesRainer Krebs | Rainer Krebs |
| SSusan MillerEllen Pogrebin | Ellen Pogrebin |
| LLou PicettiMaster of Ceremonies | Master of Ceremonies |
| JJessica RainsWoman in the Mirror | Woman in the Mirror |
| SStanley RossSears Swiggles | Sears Swiggles |
 Douglas RainBio Central Computer 2100, Series G (voice) | Bio Central Computer 2100, Series G (voice) |
| JJohn CannonVarious Voice-Overs (voice, uncredited) | Various Voice-Overs (voice, uncredited) |
| MMyron CohenRobot Tailor (uncredited) | Robot Tailor (uncredited) |
| RRegis CordicParty Guest (uncredited) | Party Guest (uncredited) |
 Howard CosellSelf - on Wide World of Sports (archive footage) (uncredited) | Self - on Wide World of Sports (archive footage) (uncredited) |
 George FurthGuest at Luna's Party (uncredited) | Guest at Luna's Party (uncredited) |
 Seamon GlassGuard (uncredited) | Guard (uncredited) |
 Charles H. GrayLaboratory Security Guard (uncredited) | Laboratory Security Guard (uncredited) |
 Jerry HardinCryogenic Lab Doctor (uncredited) | Cryogenic Lab Doctor (uncredited) |
 Bob HarksGuard (uncredited) | Guard (uncredited) |
 Harry HolcombeReprogramming Technician (uncredited) | Reprogramming Technician (uncredited) |
| DDoug JinksFreedom Fighter (uncredited) | Freedom Fighter (uncredited) |
| LLaurence KirchmarMcDonald's Kid (uncredited) | McDonald's Kid (uncredited) |
 Jackie MasonRobot Tailor (voice) (uncredited) | Robot Tailor (voice) (uncredited) |
