Ivy Tresmand

加里·马什

Garry Marsh

饰：Dr. Mortimer

凯蒂·约翰逊

Katie Johnson

Lesley Brook

饰：Mary Cresswell

Elsa Buchanan

Syd Crossley

John Carol

饰：Merridew

Chili Bouchier

饰：Betty Trimmer

Reginald Purdell

饰：Askew

休·威廉姆斯

Hugh Williams

饰：Dr. Thurlow

詹姆斯·斯蒂芬森

James Stephenson

饰：Inspector Clarke

Robert Rendel

饰：Dr. Fletcher

Aubrey Pollock

Aubrey Pollock

饰：Dr. Cresswell