An undercover agent wrongly punished for murder is paroled to a remote tropical island with a diamond mine slave labor run by a sadistic foreigner.

Stephen Danel

Lorraine Danel

Mark Sheldon

Brand

Siggy

Doctor Rosener

Captain Cort

Eddie

Ames - Parolee (uncredited)

Mystery Killer (uncredited)

District Attorney (uncredited)

Hazen - Guard (uncredited)

Department of Justice Official

Hale (uncredited)

Parole Board Member (uncredited)

Judge (uncredited)

Clinton (uncredited)
May 20, 1940

Stephen Danel

Lorraine Danel

Mark Sheldon

Brand

Siggy

Doctor Rosener

Captain Cort

Eddie

Ames - Parolee (uncredited)

Mystery Killer (uncredited)

District Attorney (uncredited)

Hazen - Guard (uncredited)

Department of Justice Official

Hale (uncredited)

Parole Board Member (uncredited)

Judge (uncredited)

Clinton (uncredited)
