As Superman returns to the big screen, we shouldn't forget about the 1940s cartoons featuring some of his best battles.

"How to Train Your Dragon" will screen for the first time at CinemaCon, the annual convention for movie theater owners.

to make a "Superman" picture, but they already had an existing cartoon deal with Paramount Pictures, which prohibited them from signing another. So Republic Pictures chose "Captain Marvel" instead.

still-untitled Ryan Coogler/Michael B. Jordan feature and its DC release Superman: Legacy; Paramount's Mission: Impossible 8; and Universal's How to Train Your Dragon. (See full slate with release ...