Greta Garbo

as Diana Merrick

John Gilbert

as Neville Holderness

Lewis Stone

as Dr. Hugh Trevelyan

Johnny Mack Brown

as David Furness

Douglas Fairbanks Jr.

as Jeffry Merrick

Hobart Bosworth

as Sir Morton Holderness

Dorothy Sebastian

as Constance

Gertrude Astor

as Party Guest (uncredited)