Richard Arlen ( Richard Arlen )

Capt. Robert Lawrence

Andy Devine ( Andy Devine )

Slim Collins

Constance Moore ( Constance Moore )

Helen Bailey

Noah Beery ( Noah Beery )

Captain of the 'Blackhawk'

Guinn "Big Boy" Williams ( Guinn "Big Boy" Williams )

Blake - the First Mate

Mala ( Mala )

Wani - Native Slave Leader

Thurston Hall ( Thurston Hall )

Sam Bailey

Sandra Kane ( Sandra Kane )

Tania Bailey

Paul Fix ( Paul Fix )

Jock - a Sailor

Richard Lane ( Richard Lane )

Kit Carson

Mabel Albertson ( Mabel Albertson )

The Widow

Charles Trowbridge ( Charles Trowbridge )

Gen. Fremont

Peter Potter ( Peter Potter )

Sailor

Byron Foulger ( Byron Foulger )

Coombs - a Sailor

Francisco Marán ( Francisco Marán )

Gen. Romero

Eddy Waller ( Eddy Waller )

Parson

Mamo Clark ( Mamo Clark )

Mamo

Budd Buster ( Budd Buster )

Settler Joe

Harry Cording ( Harry Cording )

Bos'un

Jim Farley ( Jim Farley )

Ship's Officer

Martin Faust ( Martin Faust )

Helmsman

Martín Garralaga ( Martín Garralaga )

Octavio Giraud ( Octavio Giraud )

Tenen Holtz ( Tenen Holtz )

Bernard Kikume ( Bernard Kikume )

Edward LeSaint ( Edward LeSaint )

Leader of Protesting Settlers

Ben Lewis ( Ben Lewis )

Colonel's Orderly (uncredited)

George Lloyd ( George Lloyd )

Ship's Officer

Murdock MacQuarrie ( Murdock MacQuarrie )

Bill - a Settler

James C. Morton ( James C. Morton )

Ship's Cook

Charles Murphy ( Charles Murphy )

(uncredited)

Edwin Stanley ( Edwin Stanley )

Chief of Army Intelligence

Luana Walters ( Luana Walters )