John Halliday

As Seth Lord

As Thomas Stenborg

As Dr. John Redmayne

As Stephen Bessemer

As Lyndon Fiske

As Fitzpatrick

As Mac

As The Duke of Towers

As Henry D. Graham

As Carlos Margoli

As Maximilian Kreig

As Count de Grissac

As Stephen Paige

As Andre Gallinet

As Henry Bradford

As Jimmy Dammier

As Austin

As Prof. David Mathews

As Jeff Hunter

As Albert Hartman

As Sir Guy Harrington

As John Remington

As Paul Duprey

As Dr. Hedwig

As Dorval

As Brentwood Parr

As John Craig

As Ivan Ronnson

As Dr. Theodore Van Wyke

As Tom Cleary - Director

As Jack Brookfield

As Ambrose Applejohn

As Martan Fontes

As Sir George Barton

As John Morgan

As Dexter Burroughs

As Richard Kent

As Gordon St. Claire

As John Wellington Blakeford

As Jim Winthrop

As Arthur Ladden

As Mr. Radcliffe

As Michael Cummins

As Gilbert Fullerton

As Paul La France

As Jim Dempsey

As Dr. Franklin

As Daniel Garford

As Himself - Golfer

As Skip Cornwall

As Sergei Krasnoff

As Marco Turina