Operation Heartbeat (1969) — Cast
Cast
| Maurice Evans | Dr Chaleck |
| J.D. Cannon | Thomas |
| Edward G. Robinson | Lee |
| Shelley Fabares | Herbert Carter |
| Kim Stanley | Hanson |
| James Shigeta | Resident |
| Tim O'Kelly | Merle Johnson |
| Jason Wingreen | Military Technician |
| William Marshall | Tawn |
| Audrey Totter | Wilcox |
| Michael Evans | Falconer |
| Evelyn Frank | Evelyn Cross Mulwray |
| Herb Armstrong | Anaesthesiologist |
| Marianne Gordon | Sylvia |
| Karen Norris | Marie-Lou Fontaine |
| Richard Bradford | Gannon |
| Kevin McCarthy | Clifford Worley |
| Don Quine | Martin |
| Mel Carter | Intern |
| Robert Emhardt | Bernard Judge |
| James Daly | Paul |
| Alfred Ryder | George |
| Angela Cartwright | Angela |
| Christopher West | Bonnie Clutter |
| William Windom | Hanson |
Crew
| Boris Sagal | Director |
| Al C. Ward | Writer |
| Joseph LaShelle | Director of Photography |
| Marvin Summerfield | Art Direction |
| George W. Davis | Art Direction |
| Frank Glicksman | Producer |
| Henry Batista | Editor |
| George Romanis | Music |
| Lalo Schifrin | Music |