 | Belinda Mayne als Thelma Joyce |
 | Mark Bodin als Roy |
 | Michele Soavi als Burt |
 | Benedetta Fantoli als Maureen |
| Roberto Barrese als Speleologist |
| Judy Perrin als Jill |
| Danilo Micheli als Bill |
 | Ciro Ippolito als TV Studio Director |
 | Donald Hodson als Mr. Raymond |
| Claudio Falanga |
| Ciro Ippolito | Writer |
| Ciro Ippolito | Director |
| Biagio Proietti | Director |
| Carlo Broglio | Editor |
| Ciro Ippolito | Producer |
| Angiolo Stella | Producer |
| Valeria Valenza | Costume Design |
| Rosaria Cilento | Script Supervisor |
| Oddone Bernardini | Camera Operator |
| Roberto Calabró | Still Photographer |
| Maura Zuccherofino | Seamstress |
| Federico Del Zoppo | Camera Operator |
| Ciro Ippolito | Special Effects |
| Lamberto Marini | Makeup Artist |
| Silvio Fraschetti | Director of Photography |
| Guido De Angelis | Original Music Composer |
| Maurizio De Angelis | Original Music Composer |
| Ciro Ippolito | Executive Producer |
| Mario Molli | Production Designer |
| Angelo Mattei | Production Designer |
