Crossed Swords or The Teacher of Don Juan (Italian: Il Maestro di Don Giovanni) is a 1954 historical swashbuckling adventure film directed by Milton Krims and starring Errol Flynn, Gina Lollobrigida and Nadia Gray.

Pavoncello, the Duke's counselor, is suggesting a new law where all men under twenty must marry and produce children or face imprisonment.

It is revealed that Pavoncello wants to take over Sidona and surrounding areas as well; he arranges Lenzi to hire two hundred mercenaries.

This enables Renzo to kill Lenzi, and for Raniero to raise the Duke's loyal supporters in rebellion.

Milton Krims announced he was to write and produce a film called The Ninth Man in 1950 based on a 1920 novel by Mary Heaton Vorse set in Italy in the fifteenth century.

[4] Flynn produced the film in association with Barry Mahon in an attempt to emulate the success of The Adventures of Don Juan (1948), which had sold well in Europe on its release by Warner Bros. John Bash helped Flynn finance the film.

[6][7]|author=It was the first role for Gina Lollobrigida beyond the Italian market, and her fee was 30 million lira (est.

[12] Filmink magazine wrote "The most frustrating thing about the movie is that it's full of good ideas... but they don’t develop any of them.

"[13] Box office reception was disappointing – Flynn later claimed the film was sold "very badly".

[14] Dorothy Kilgallen later wrote that Flynn's share from the film "amounts to quite a pile of bills" but he never received the money because "they're all Washington-bound to defray his staggering tax debt.