Alexander Andrews
Oliver Webb
James B. Allenbury
Gabby MacArthur
Jones
Mossie Ennis
Uncle
Count Romero
Oliver Stone
Mr. Borden
John P. Dillingwell
Judge Daly
The 'King'
J.L. Higgins
Michael Steele
Carter Hibbard
Olaf Brand
Hector Courtney
Tobias Bliss
Sam Lewis
Nero Wolfe
Dr. MacAuley
Maximilian, Duke of Bavaria
Bill Holt
Major Adair
Mr. Brown
Victor Herbert
Joe Quinn
Father Brown
Daniel Van Dyke
Malcolm Bedford
John Lawton
Senator Wylie
John Forrester aka Eric Jann aka Peter Korotoff
Dr. Theodore Grauer
Captain Helquist
Ira
Viktor Nilsson
Captain Bourne
Sam Parker
Dr. Walter Selby
Storm
John Mitchell
Carter Hibbard (archive footage) (uncredited)
Humphrey Craig
Self (archive footage)
Dist. Atty. Thomas Mathews