Agent Melvin Purvis is placed in charge of running down notorious killer Machine Gun Kelly, and sets out to do just that.
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