Alan Curtis
Philo Vance
Sheila Ryan
Mona Bannister
Tala Birell
Mrs. Elizabeth Phillips
Frank Jenks
Ernie Clark
James Bell
Sheriff Harry Madison
Frank Fenton
Paul Morgan
Paul Maxey
Martin Jamison
K
Kenneth Farrell
Joe, the photographer
T
Toni Todd
Louise Roberts aka Mrs. Paul Morgan
D
David Leonard
Carl Wilson (uncredited)
William Newell
Deputy (uncredited)
Tom Quinn
Haddon Phillips (uncredited)
Harry Strang
Ship's Purser (uncredited)
Frank Wilcox
Thaddius Carter (uncredited)