| Harvey Atkin | Alien, Henchman |
| Thor Bishopric | Boy |
| Rodger Bumpass | Hanover Fiste, Dr. Anrak |
| Jackie Burroughs | Katherine |
| John Candy | Desk Sergeant, Dan, Den, Robot |
| Ned Conlon | Councilman |
| Len Doncheff | Barbarian |
| Patty Dworkin | Woman Reporter |
| Joe Flaherty | Lawyer, General |
| Don Francks | Grimaldi, Co-Pilot, Barbarian |
| Joseph Golland | Councilman |
| Glenis Wootton Gross | Whore |
| Charles Joliffe | Councilman |
| Douglas Kenney | Regolian |
| Martin Lavut | Ard |
| Eugene Levy | Sternn, Male Reporter, Edsel |
| Marilyn Lightstone | Whore, Queen |
| Mavor Moore | Elder |
| Warren Munson | Senator |
| Alice Playten | Gloria |
| Harold Ramis | Zeke |
| Susan Roman | Girl/Satellite |
| Richard Romanus | Harry Canyon |
Animators from around the world contributed to this anthology of sci-fi stories adapted from the popular magazine.
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