Discover
Original Release
02/15/1972
US Release
02/15/1972
Cast
| Name | Character |
|---|
| William Conrad | Frank Cannon |
| John Larch | Chief Horne |
| John Rubinstein | Larry Bolinger |
| Louise Latham | Mrs. Bolinger |
| Keith Andes | Mr. Glen |
| Dianne Hull | Susan Glen |
| Allyn Ann McLerie | Mrs. Glen |
| Fred Sadoff | Professor Walker |
| Russell Thorson | Harry Smith |
| Frederick Herrick | John Horne |
Directors
Writers
Cast
| Name | Character |
|---|
| William Conrad | Frank Cannon |
| John Larch | Chief Horne |
| John Rubinstein | Larry Bolinger |
| Louise Latham | Mrs. Bolinger |
| Keith Andes | Mr. Glen |
| Dianne Hull | Susan Glen |
| Allyn Ann McLerie | Mrs. Glen |
| Fred Sadoff | Professor Walker |
| Russell Thorson | Harry Smith |
| Frederick Herrick | John Horne |
| William Hansen | Caretaker |
| Anne Lockhart | Tabby |
| Rick Weaver | Bishop |
| Peter Dawson | Patrolman |
| Ben Frommer | Observer at Scene |
Producers
| Name | Role |
|---|
| Quinn Martin | Executive Producer |
| Harold Gast | Producer |
| Adrian Samish | Producer |
| Paul Playdon | Producer |
