as Reginald Nielson

as John Angerstein

as Governor John Bancroft

as

as Max Bernard

as Captain Smythe

as Doctor

as Cmdr. Fitzhugh

as John Vilker, alias Prof. Anthony

as Tom Stone

as Felix Evans

as Mortimer Neff

as Judge Martin Prentice

as Duke Lambert

as Doctor

as Commissioner Hope (as Sir Guy Standing)

as Judge Drake

as Major Dunham