Leslie Fenton

as Barry Wilding

Muriel Evans

as Julie Kenmore

Noel Madison

as Dan Wharton

Sidney Blackmer

as Tom Starr

Morgan Wallace

as Dr. Kenmore

Holmes Herbert

as Sir Bertram Evans - Home Secretary

Ian Maclaren

as Commissioner Cross

Jameson Thomas

as Coventry

Syd Saylor

as Ed

Matty Fain

as Jumpy

George Rosener

as Hector Munson