Josephine Scott

饰：Aline Earl

Alfred Fisher

饰：Professor Harvey

George Chesebro

饰：Bruce Weston

Frank Clark

饰：Julius Zeidt,(as Frank Clarke)

伊莉·塞德维克

Eileen Sedgwick

饰：Doris Harvey

Lew Short

饰：Reitman,(as Lou Short)

Albert J. Smith

饰：Professor Ramsey,(as Al Smith)

Burton S. Wilson

饰：John Harvey,(as Burton Wilson)