Dr. Orloff
Melissa Comfort
Inspector Crosby (as Edmond Purdom)
Martha Comfort (as Loretta Tovar)
Lady Flora Comfort
Agent Nicolas Michel (as John Russell)
Albert Mathews
Sir Henry Robert Comfort (as Jaime Picas)
Sweet Davey Brown's Girlfriend
Sweet Davey Brown (as Robert Wood)
Lord Comfort (uncredited)