Threshold (1981)
- Genre: Drama, Science Fiction
- Release Date: 1981-09-19
- User Rating: 5.2/10 from 15 ratings
- Runtime: 1h 37min
- Language: English
- Production Company: Paragon Motion Pictures
- Production Country: Canada
- Director: Richard Pearce
Celebrated heart surgeon Thomas Vrain supports the research of an offbeat scientist who has invented an artificial heart. Against the advice of the Ethics Committee, Dr. Vrain decides to perform the first artificial heart transplant.
Unfortunately the movie Threshold is not yet available on HBO Max.
| Production | Michael Burns | Producer |
| Production | Robert Sax | Associate Producer |
| Production | Jon Slan | Producer |
| Sound | Micky Erbe | Music |
| Sound | Maribeth Solomon | Music |
| Costume & Make-Up | Sharon Purdy | Costume Design |
| Sound | Tony Currie | Sound Editor |
| Sound | Jack Heeren | Sound Mixer |
| Sound | Sharon Lackie | Sound Editor |
| Sound | Allen Ormerod | Sound Mixer |
| Sound | Bruce Nyznik | Sound Designer |
| Crew | Gordon J. Smith | Special Effects |
| Directing | Richard Pearce | Director |
| Writing | James Salter | Writer |
| Art | Dan Perri | Title Designer |
| Camera | Michel Brault | Director of Photography |
| Art | Anne Pritchard | Production Design |
| Editing | Bill Yahraus | Editor |
| Editing | Susan Martin | Editor |
