唐纳德·库克

Donald Cook

饰：Ellery Queen

海伦·特威尔翠丝

Helen Twelvetrees

饰：Stella Godfrey

伯顿·丘吉尔

Berton Churchill

饰：Judge Macklin

Frank Sheridan

饰：Walter Godfrey

哈里·斯塔布斯

Harry Stubbs

饰：Sheriff Moley

盖·厄舍

Guy Usher

饰：Inspector Queen

Huntley Gordon

饰：David Kummer

杰克·拉鲁

Jack La Rue

饰：Gardner

贝蒂·布莱丝

Betty Blythe

饰：Mrs. Godfrey

奥拉夫·许滕

Olaf Hytten

饰：DuPre

Ruth Gillette

饰：Laura Constable

Frank Leigh

饰：Teller, the butler

芭芭拉·贝德福德

Barbara Bedford

饰：Mrs. Munn

George Baxter

饰：John Marco

Katherine Morrow

Katherine Morrow

饰：Pitts, the maid

Arnold Gray

饰：Leslie Court

唐纳德·柯尔

Donald Kerr

饰：Hendricks, the Reporter

George Cleveland

饰：Jorum, the gardener

Lee Prather

饰：Officer Hunt

亚瑟·埃尔斯沃斯

Arthur Aylesworth

饰：George Munn (uncredited)

Richard Cramer

饰：Gunman (uncredited)

李·费尔普斯

Lee Phelps

饰：Detective (uncredited)