Melvin Purvis G-Man

Dale Robertson

Melvin Purvis

Harris Yulin

George 'Machine Gun' Kelly

Dick Sargent

Thatcher Covington

Margaret Blye

'Kate' Katherine Ryan-Kelly

Matt Clark

Charles 'Charlie' Parlmetter

David Canary

'Gene' Eugene T. Farber

Elliott Street

Thomas 'Buckwheat' Longaker

John Karlen

'Tony' Anthony Redecci

Steve Kanaly

Sam Cowley

Woodrow Parfrey

Nash Covington

Jim Hill

'Jim' J. D. Longaker

Don Megowan

Hamburger Stand Man

Hank Rolike

Shoe Shine Man

Eddie Quillan

Hotel Clerk

Max Kleven

Purvis' Driver

Bob Pinson

Buckwheat's Pa

Bill Madden

Gas Station Boy

Richard A. Harris

Editor

John Milius

Teleplay, Story

Dan Curtis

Director, Producer

Bob Cobert

Music

Trevor Williams

Art Direction

Jacques R. Marquette

Director of Photography

William F. Nolan

Teleplay

Corky Ehlers

Editor

Betty Martin

Casting

Paul R. Picard

Executive Producer