Bud Abbott
Cuthbert Greenway / Dr. Ralph Greenway
Kirk Alyn
Dandy at Party (uncredited)
Harry Brown
Second Sergeant (uncredited)
George M. Carleton
Museum Guard (uncredited)
Wheaton Chambers
Bill - Museum Guard (uncredited)
John Crawford
Dandy at Party (uncredited)
Vernon Downing
Leigh - Traitor (uncredited)
Marjorie Eaton
Bessie - Danbury's Maid (uncredited)
Myron Healey
Dandy at Party (uncredited)
Boyd Irwin
Cranwell - Traitor (uncredited)
Selmer Jackson
Mr. Dibbs - Museum Curator (uncredited)
William H. O'Brien
Danbury Servant (uncredited)
Scott Thomson
Dandy at Party (uncredited)
Harry Woolman
Motorcycle Rider (uncredited)
