Honeymooning couple Monica and Mike check into a motel in New Mexico. All seems normal until an ambulance pulls up and abducts Mike. Monica narrowly escapes and, with the help of truck driver Bill, discovers the awful secret of the motel and the ambulance service.
Unfortunately the movie Spare Parts is not yet available on HBO Max.
| Directing | Rainer Erler | Director |
| Production | Rainer Erler | Producer |
| Production | Helmut Rasp | Producer |
| Sound | Eugen Thomass | Original Music Composer |
| Camera | Wolfgang Grasshoff | Director of Photography |
| Editing | Hilwa von Boro | Editor |
| Writing | Rainer Erler | Writer |
| Art | Paul Kinslow | Production Design |
| Costume & Make-Up | Marianne Wagner | Costume Design |
| Costume & Make-Up | Evelyn Döhring | Makeup Artist |
| Production | Hans G. Wernicke | Production Manager |
| Directing | Helga Asenbaum | Assistant Director |
| Sound | Wolfgang Löper | Sound |
| Sound | Peter Notz | Sound Assistant |
| Sound | Christian Schubert | Sound Mixer |
| Camera | Wolf Bachmann | Assistant Camera |
