Season 1, Episode 2 Killer Instinct

Jim McCleery has won a fight---at the cost of his opponent's life and his own freedom. McCleery: William Shatner. Preston: E.G. Marshall. Peg: Joanne Linville. Ken: Robert Reed. Mrs. Kane: Edith Meiser. Bobby: Jeffrey Rowland. Larkin: Kermit Murdock. Dr. Wohl: Lester Rawlins. Joan: Joan Hackett. Helen: Polly Rowles.