Ramon Novarro

Prince Karl Heinrich

Norma Shearer

Kathi

Jean Hersholt

Dr. Jüttner

Gustav von Seyffertitz

King Karl VII

Philippe De Lacy

Heir Apparent

Edgar Norton

Lutz

Bobbie Mack

Kellermann

Edward Connelly

Court Marshal

Otis Harlan

Old Ruder

John S. Peters

Student

George K. Arthur

Drunk Student (uncredited)

Lionel Belmore

Stout Student (uncredited)

Robert Brower

Minister to the King (uncredited)

Edythe Chapman

Young Karl's Nanny (uncredited)

Ernst Lubitsch