Alex North's musical cue used in the sequence where The Palace is burning down was later re-arranged and used, to even greater effect, for the gladiator fight-to-the-death scene in Spartacus (1960).
Angie Dickinson has an early uncredited role as Kitty.
Original literary source : "The Deadly Peacemaker", short story By N.B. Stone Jr, published on 30-5-1955 in the Saturday Evening Post.