Mike Connors Joe Mannix Actor Gail Fisher Peggy Fair Actor Victor Jory Stefan Mannix Guest Star Vera Miles Jean McBride Guest Star Larry Pennell Troy McBride Guest Star Jerry Douglas Ed Barkley Guest Star Marion Ross Lurene Warenski Guest Star Lili Valenty Maria Guest Star Booth Colman Leo Kolligian Guest Star Valentin de Vargas Sheriff Cisco Madeiros Guest Star Harry Raybould Fred Guest Star Ivy Bethune Nurse Guest Star