Season 2, Episode 21 The Seventh Grave
First Aired: February 28, 1973
Clouding the search for a murderer: a lab worker who's altering the evidence. Cannon: William Conrad. Guy Quigley: Barry Nelson. Hal Rawdon: Jim Davis. Lou Shain: Lou Frizzell. Thomas Pittman: Eldon Quick. Boyden: Robert Donner.
Cast & Details See all »
- Premiered: September 14, 1971
- Rating: None
- Premise: Rough and rotund Frank Cannon was (in one sense) the biggest TV detective of the '70s. The L.A. PI was no `Hollywood god,' conceded his portrayer, William Conrad. But he cared and it showed. `Cannon' was a staple of producer Quinn Martin's detective stable… (more)