as

Dr Dickenson

as

Professor Ed Woodman

as

Lt. Pol Treidum

as

Captain Gardiner

as

Errol Baumann

as

Carl Sexton

as

Gorman

as

Buzz

as

Jonathan Bromley

as

Grant's Father

as

Cooper

as

Phil Buchanan

as

Harry Grant

as

Ben Thompson

as

John Meadows

as

Bill Hayden

as

Tewson

as

Reg

as

Dowie Steed

as

Lt. Pol Treidum (uncredited)

as

Dixie Hart

as

Stanley Phillips