as Madison, tall henchman

as Prof. Flaherty

as Roger Manning

as Ronald Bruce

as Bill Dodd

as Sergeant Odd

as Tallow

as Charlie

as PC 'Jock' Campbell

as Detective Chief Inspector

as Mark

as Sellars

as Prosecutor

as Sergeant

as Jack Wraydon

as Webb

as Johns

as Col. James Somerset

as Felix

as Lord Steven Wolverbury

as John Smith

as Patrolman (uncredited)

as Major Osborne

as River Police Inspector

as Donald Carson

as Prof. Flaherty (archive footage)

as Dancer

as Ted Austin

as Squadron Leader Briarly

as Inspector Davis

as Nimmo

as Mac

as Lord 'Tiny' Tyneside

as Journalist (uncredited)

as Jamie Turner

as Don Chinko

as Lt. Travers

as Lt. H. Pennell R.N.

as James Pelly

as Johnnie Miller

as Gerald Vane

as Captain Randall

as Harry Stone

as Supt. Crowe

as Sgt. Bellamy

as Landlord

as Assistant Commissioner

as 1st Villager

as Supt. James

as Bill Bryant

as Wilson (uncredited)

as Beadle

as Inspector Fabian

as Policeman on Train (uncredited)

as Inspector Shearing

as (uncredited)