Nancy Drew… Detective

Bonita Granville

Nancy Drew

John Litel

Carson Drew

James Stephenson

Challon

Frankie Thomas

Ted Nickerson

Frank Orth

Captain Tweedy

Helena Phillips Evans

Mary Eldredge

Renie Riano

Effie Schneider

Charles Trowbridge

Hollister

Dick Purcell

Keiffer

Edward Keane

Adam Thorne

Mae Busch

Miss Tyson

Tommy Bupp

Spud Murphy (uncredited)

Betty Jane Graham

Brinwood Student (uncredited)

Stuart Holmes

Telegrapher (uncredited)

Vera Lewis

Miss Van Deering (uncredited)

Jack Mower

Radio Station Technician (uncredited)

John Ridgely

Radio Station Technician (uncredited)

Cliff Saum

Farmer (uncredited)

Joanne Tree

Student with Black Hat (uncredited)

Brandon Tynan

Ray Spires (uncredited)

Lottie Williams

Mrs. Ray Spires (uncredited)

Tom Wilson

Brennan (uncredited)

William Clemens

Director

Lester D. Guthrie

Assistant Director

Kenneth Gamet

Screenplay

Mildred Wirt Benson

Story

Carolyn Keene

Story

John Langan

Dialogue

Edward Stratemeyer

Novel

Bryan Foy

Producer

L. William O'Connell

Director of Photography

Frank Magee

Editor

Stanley Fleischer

Art Direction

Stanley Jones

Sound