Cast & crew
The Mechanical Monsters (1941)
Directed by Dave Fleischer Written by Izzy Sparber, Seymour Kneitel
Cast
| Bud Collyer | Superman |
| Joan Alexander | Lane |
| Jackson Beck | (uncredited) |
Crew
| Jerry Siegel | Characters |
| Dave Fleischer | Director |
| Izzy Sparber | Story |
| Seymour Kneitel | Story |
| Winston Sharples | Original Music Composer |
| Sammy Timberg | Original Music Composer |
| Steve Muffati | Animation Director |
| Joe Shuster | Characters |
| George Germanetti | Animation |
| Frank Endres | Animation |
| Steve Muffati | Animation |
| Max Fleischer | Producer |
| Sammy Timberg | Music |
| Lou Fleischer | Music Arranger |
| E.W. Quackenbush | Casting |