Arthur Stuart Hull

Jack Morrell

Douglas MacLean

Dudley Ainsworth

Patsy Ruth Miller

Margarita

Stanhope Wheatcroft

Leopoldo

Eulalie Jensen

Donna Theresa

Lee Shumway

Purser of S.S. President (as L.C. Shumway)

Fred Kelsey

Agent John J. Doyle

George Periolat

Don Rafael Desschado

Eric Mayne

Admiral Rutledge

Bert Hadley

Servant