The Wild Man of Borneo

J. Daniel 'Dan' Thompson

Frank Morgan

Mary Thompson

Mary Howard

Bernice Marshall, Boardinghouse Keeper

Billie Burke

Professor Charles W. Birdo

Donald Meek

Irma, the Cook

Marjorie Main

Mrs. Evelyn Diamond

Connie Gilchrist

Francine 'Frankie' Diamond

Bonita Granville

Ed LeMotte (as Dan Dailey Jr.)

Dan Dailey

'Doc' Dunbar

Andrew Tombes

'Doc' Skelby

Walter Catlett

Mr. Robert Emmett Ferderber, Private Detective (as Joseph J. Green)

Joseph J. Greene

Murdock, Side Show Barker

Phil Silvers

Carriage Driver

Irving Bacon

Policeman

James Flavin

Little Cairo

Mayta Palmera