Richard Levinson Creator William Link Creator Peter Falk Lt. Columbo Actor Robert Conrad Milo Janus Guest Star Philip Bruns Gene Stafford Guest Star Pat Harrington Jr. Buddy Castle Guest Star Gretchen Corbett Jessica Conroy Guest Star Collin Wilcox Paxton Ruth Stafford Guest Star Jude Farese Al Murphy Guest Star Darrell Zwerling Lewis D. Lacey Guest Star Dennis Robertson Jerry Guest Star Raymond O'Keefe Sgt. Rickets Guest Star Victor Izay Medical Examiner Guest Star Ernesto Macias Fred Guest Star J.R. Clark Harry Lassiter Guest Star Mel Stevens Dr. Freeman Guest Star Manuel DePina Photographer Guest Star Dean Hargrove Executive Producer Roland Kibbee Executive Producer Peter S. Fischer Writer Bernard L. Kowalski Director