The Seventh Grave
Cannon · Season 2 · Episode 21
One step forward, two steps back as Cannon hunts a mass murderer. Helping to cloud the facts: a police lab technician who's altering the evidence as quickly as it is found.
Episode Details
Air date, runtime, timezone, and episode position.
Season
2
Episode
21
Air Date
28/Feb/1973
Air Time
—
Runtime
60 min
Overview
Episode summary.
One step forward, two steps back as Cannon hunts a mass murderer. Helping to cloud the facts: a police lab technician who's altering the evidence as quickly as it is found.
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