The Second Floor Mystery

Grant Withers

Geoffrey West

Loretta Young

Marion Ferguson

H.B. Warner

Inspector Bray

Claire McDowell

Aunt Hattie

Sidney Bracey

Alfred

Crauford Kent

Capt. Fraser-Freer

John Loder

Fraser-Freer's Younger Brother

Claude King

Enright

Louis Silvers

Music Director

Roy Del Ruth

Director

Barney McGill

Director of Photography

William Holmes

Editor

Samuel Kaylin

Original Music Composer

Earl Derr Biggers

Novel

Joseph Jackson

Writer

R. H. Bassett

Music

Clifford A. Ruberg

Sound Engineer