约克·马哈尼

Jock Mahoney

饰：Cmndr. Harold 'Hal' Roberts

Shirley Patterson

饰：Margaret 'Maggie' Hathaway (as Shawn Smith)

威廉·雷诺兹

William Reynolds

饰：Lt. Jack Carmen

亨利·布兰登

Henry Brandon

饰：Dr. Carl Hunter

道格拉斯·肯尼迪

Douglas Kennedy

饰：Capt. Burnham (as Douglas R. Kennedy)

菲尔·哈维

Phil Harvey

饰：Machinist's Mate Steve Miller

Ralph Brooks

Ralph Brooks

饰：Bit Role (uncredited)

肯纳G.肯普

Kenner G. Kemp

饰：Officer on Ship (uncredited)

宾·拉塞尔

Bing Russell

饰：Radio operator (uncredited)

伯特史蒂文斯

Bert Stevens

饰：Officer (uncredited)