Ralph Graves

Agent Walter Prescott

Ruth Mix

Agent Dorothy Dale

Dave O'Brien

Terry Navarro

Constance Bergen

Virginia Caswell

Matthew Betz

Henry Jensen

Robert Frazer

James Hackett

Harry 'Snub' Pollard

Vic Moran

Bob Walker

Capt. 'Shark' Malone

Bryant Washburn

Frank Caswell

Clara Kimball Young

Donna Luise Navarro