Tony
Michael
Old Man
Detective Pete Thornton
Tom White
Harmon Johnson
Sheriff Ben Williams
Soldier
Burke (uncredited)
Tommy Sweetwood
Policeman
Anthony
The Plumber
Al Harding
Bill
Marty Conley (as Thomas Wood)
Mark
Walker
Jack Norwall
Detective Tom Garrett
Cole
Ralph Higbee
Russell Donovan (uncredited)
FBI Man #1
Fred Walsh
Alfred
Roland Harcourt
Claude Benson
Professor Reeve (uncredited)
Sea Captain
Rick Bradshaw
Dr. George Bana
Earl
Doctor Parker (uncredited)
Jeff
Tentor
Charlie
Mr. Sullivan
Max McClain
Dr. Hank Tyson (as Thomas Wood)
Steve Bradford
Monroe (as Thomas Wood)
Harry Richardson
Detective (as Thomas Wood)
Boa Man (as Rooney Kerwin)
Steve Matthews
Edward
Homer
Gary
Bart
Lester (uncredited)
Gene
Larry
Speedboat Owner
Rex
Nudist (uncredited)
Doctor Denny
Self
Paul