Cast
- Carl Brisson as King Rudolf XIV
- Carl Brisson as Carlo Rocco
- Mary Ellis as Elaine, the Queen of Langenstein
- Edward Everett Horton as Count Josef 'Peppi' von Schlapstaat
- Katherine DeMille as Fraülein Mimi
- Eugene Pallette as Conrad Q. Conley
- Arnold Korff as Baron Kraemer, Lord Chamberlain
- Marina Koshetz as Steffi
- Rosita as Ilonka
- Stanley Andrews as Count Batthy
- Richard Barbee as Second Gentleman
Crew
- Frank Tuttle · Director
- Laurence Clark · Writer
- Max Giersberg · Writer
- Frederik Herendeen · Writer
- Edward Horan · Writer
- William LeBaron · Producer
- Henry Sharp · Cinematographer