Bud Abbott as Algernon 'Algy' Shaw

Lou Costello as Wellington Pflug, aka Moola

Virginia Bruce as Joan Marshall

Robert Paige as Tommy Layton

Lionel Atwill as Varnoff

Leif Erickson as Whaba

Nan Wynn as Luana

William Demarest as Detective Kendall

Samuel S. Hinds as Chief Kolua

Marie McDonald as Ferna

Janet Warren as Amo

Tip Tap & Toe as Tip Tap and Toe

Eddie Acuff as Wise Guy at Gas Station (uncredited)

Lona Andre as Girl on Bus with Tommy (uncredited)

Sig Arno as Marco the Magician (uncredited)

Irving Bacon as Gas Station Proprietor (uncredited)

William Cabanne as Roger Marshall (uncredited)

George Chandler as George Peabody (uncredited)

Chester Clute as Bus Company Checker (uncredited)

Helen Deverell as Girl on Bus with Tommy (uncredited)

Tom Fadden as Sven (uncredited)

Ted Fraser as Tip, Tap and Toe Member (uncredited)

Charles Fuqua as The Four Ink Spots Member (uncredited)

Samuel Green as Tip, Tap and Toe Member (uncredited)

Jayne Hazard as Girl on Bus with Tommy (uncredited)

Jennifer Holt as Girl on Bus with Tommy (uncredited)

Teddy Infuhr as Nemo (uncredited)

Hoppy Jones as The Four Ink Spots Member (uncredited)

Bill Kenny as The Four Ink Spots Member (uncredited)

Joe Kirk as Henchman with Tabor (uncredited)

Jack La Rue as Tabor (uncredited)

Charles Lane as Bus Company Superintendent (uncredited)

Susan Levine as Tagalong (uncredited)

Audrey Long as Girl on Bus with Tommy (uncredited)

Florine McKinney as Girl on Bus with Tommy (uncredited)

Jane Patten as Girl on Bus with Tommy (uncredited)

Frank Penny as Henchman (uncredited)

Satini Pualoa as Native (uncredited)

Marjorie Riordan as Girl on Bus with Tommy (uncredited)

Hans Schumm as Tabor's Henchman (uncredited)

Barbara Slater as Girl on Bus with Tommy (uncredited)

James P. Spencer as Native (uncredited)

Herb Vigran as Wise Guy at Gas Station (uncredited)

Phil Warren as Native (uncredited)

Deek Watson as The Four Ink Spots Member (uncredited)

Harry Wilson as Varnoff's Henchman (uncredited)

Ray Winfield as Tip, Tap and Toe Member (uncredited)

Nan Wynn as Dancer (uncredited)