Peter Graves

Agent / Tom Kaylor

Mala Powers

Valerie 'Val' Owens

Chuck Connors

Mink Reynolds

Merry Anders

Amy 'Miss Diesel of 1958' Phillips

Roy Engel

Wally Morse

Robert B. Williams

'Dunc' Clayton

Harry Lauter

Steve Hummel / Mr. Brown

Claire Carleton

John Dierkes

Kathy Marlowe

John Mitchum

Robert Shayne

Fred Sherman