Arthur Jervis

饰：Frank Maddon,(as Dr. Arthur Jervis)

Lucille Moulton

饰：Moala

Olga D. Mojean

饰：(as Olga de Mojean)

Edith Roberts

饰：Marama Thurston

Richard Cummings

饰：Jim Thurston,(as Dick Cummings)

Jack Perrin

饰：Templeton

诺贝·约翰逊

Noble Johnson

饰：Ratu Madri