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Coffin Corner is the fifteenth episode of the fourth season of Cannon, and the eighty-eighth episode overall.
with Eddie Firestone (Motel Manager), Robert Phillips (Wilt Newton), Jack Edwards (Bank Manager), Tony Paxton (Deputy), Bill McLean (Medical Examiner), Ted Lehmann (Doctor), Herb Graham (Used Car Dealer), Redmond Gleeson (Gas Station Attendant)
Hired by a former football player's wife to protect her from him, Cannon soon discovers that the one in danger is really the ex-player.