Columbo

A publisher hires a Vietnam vet to kill his star author and thus give himself an alibi before the writer can defect to another publisher.

Jack Cassidy, Mickey Spillane, Alan Fudge, Lew Palter, George Brenlin, Jacques Aubuchon, John Davis Chandler, Maurice Marsac, James Millhollin, Gregory Sierra, Mariette Hartley, Paul Shenar, Jack Bender, Ted Gehring, Vern Rowe, J.S. Johnson, Mary Esther Denver