The Gladiator (1938 film)

The Gladiator is a 1938 American comedy and fantasy film starring Joe E. Brown, Dickie Moore and June Travis. The movie is an adaptation of Philip Gordon Wylies 1930 novel Gladiator, which is often credited with having influenced the creation of Superman.

The movie reached theatres two months after the publication of the first appearance of Superman in a comic book.

Source: Wikipedia