Hundertwassers Regentag is a german documentary by Peter Schamoni released in 1972.
| Production | Pit Schröder | Production Manager |
| Crew | Norbert Stern | Cinematography |
| Writing | Peter Schamoni | Writer |
| Directing | Peter Schamoni | Director |
| Sound | Arik Brauer | Music |
| Production | Anatole Dauman | Producer |
| Crew | Josef Kaufmann | Cinematography |
| Editing | Heidi Genée | Editor |
| Crew | Peter Rosenwanger | Special Effects |
| Production | Peter Schamoni | Producer |
| Camera | Jean-Jacques Tarbès | Director of Photography |
