Lt. Columbo
Barney / Workman #1
Sergeant Kramer / Lab Attendant
Waiter (uncredited) / Security Guard (uncredited)
Cathleen Calvert / Geraldine Ferguson
Chadwick / Salvatore De Fonte
Plainclothesman / Ed
Jordan Rowe / Investigator Brimmer
Nelson Brenner / Oscar Finch
Ralph Dobbs / Artie Jessup
Sergeant Burke / Harris
George
Crime Scene Cop
Joseph / David Morris
Executive (uncredited) / Club Member (uncredited)
Dealer / Patrolman
Bar Patron (uncredited) / Waiter (uncredited)
Riley Greenleaf / The Great Santini
Officer Wilson / Plainclothesman
Salesgirl / Gloria
Medical Examiner / Dubbing Chief
Medical Examiner / Conroy
Sergeant Burke / Sewell
Camera Operator / Workman
