 | Keir Dullea als Julian Bedford |
 | Suzanna Love als Kaylie Bedford |
 | Vera Miles als Marian Koonan |
 | Tony Curtis als Dr. Clavius |
 | Ryan Seitz als Danny Bedford |
 | Percy Rodriguez als Dr. Robinson |
 | Paul Willson als Dr. Schroder |
 | Eve Brent als Mrs. Simpson |
 | Nicholas Love als Willy Meiser |
 | Corinne Wahl als Leila Adams (as Corinne Alphen) |
| Phillipe Carr als Doctor |
| Roger Burgraff als Speech Therapist |
| Michael DeFrancisco als George |
| Jason Fong als Grocery Clerk |
| Diane Doucette als Therapy Nurse |
| Jessie Gordon als ICU Nurse |
| Ulli Lommel | Director |
| Ulli Lommel | Writer |
| Tanda Tashjian | Still Photographer |
| Ulli Lommel | Producer |
| Stephen E. Graff | Art Direction |
| Richard S. Brummer | Editor |
| Robert O. Ragland | Original Music Composer |
| Jon Kranhouse | Director of Photography |
| Ulli Lommel | Director of Photography |
| Henry R. Alexander | Additional Dialogue |
| Suzanna Love | Additional Dialogue |
| Charles Aperia | Executive Producer |
| Jochen Breitenstein | Line Producer |
| David Dubay | Associate Producer |
| Gary Gillingham | Executive Producer |
| Tim Nielsen | Executive Producer |
| Jackie Burch | Casting |
| Patty Ryan | Casting |
| Phillip Debbs | Makeup Artist |
| Kathy W. Estocin | Makeup Artist |
| Stephen G. Cheikes | Production Supervisor |
| Ron Norman | Production Manager |
| Bruce Pearn | Assistant Director |
| Ed Christiano | Sound |
| Jon Huck | Sound |
| Parvez Zabier | Sound Editor |
| Tom Oblak | Stunt Coordinator |
| Mindaugus Bagdon | Grip |
| Philippe Carr-Forster | Assistant Camera |
| J. Patrick Daily | Gaffer |
| Eric J. Goldstein | Grip |
| Shane D. Kelly | Assistant Camera |
| Mark Lampert | Assistant Camera |
| Joe Carl Parsons | Gaffer |
| Bruce Ayers | Still Photographer |
| Irma Cleef | Wardrobe Coordinator |
| Bruce Perlstein | Assistant Editor |
| Debbie Schwartz | Assistant Editor |
| Pamela Knapp | Location Manager |
| Steve Turek | Location Coordinator |
| Fred Aronow | Music Editor |
| Michael Linn | Music Editor |
| Arlon Ober | Music Supervisor |
| Carina Algotson | Production Assistant |
| Ron Singer | Production Executive |
