Bonita Granville

as Nancy Drew

Frankie Thomas

as Ted Nickerson

John Litel

as Carson Drew

Frank Orth

as Captain Tweedy

Renie Riano

as Effie Schneider

Vera Lewis

as Miss Rosemary Turnbull

Louise Carter

as Miss Floretta Turnbull

William Gould

as Daniel Talbert

George Guhl

as Smitty

John Ridgely

as Reporter

William Hopper

as Reporter (as DeWolf Hopper)

Creighton Hale

as Reporter

Frank Mayo

as Tribune Photographer

Frederic Tozere

as District Attorney's Investigator (as Fredric Tozere)

Don Rowan

as Phillips the Chauffeur

Dick Elliott

as McKeever

Fern Barry

as McKeever's Secretary (uncredited)

Nat Carr

as Policeman (uncredited)

Sol Gorss

as Reporters' Driver (uncredited)

Frank Meredith

as Motorcycle Policeman (uncredited)

Jack Mower

as Ice Company Dispatcher (uncredited)

Terry Nibert

as Turnbull's Kitchen Maid (uncredited)

Paul Panzer

as Reporter (uncredited)

Eddie Parker

as Motorcycle Policeman (uncredited)

Bob Reeves

as Cop (uncredited)

John J. Richardson

as Reporter (uncredited)

Cliff Saum

as Burt the Iceman (uncredited)

Joanne Tree

as Teen (uncredited)

Jack Wise

as Second Photographer (uncredited)