Trailer: Fantastic Four (2005)

A group of astronauts gain superpowers after a cosmic radiation exposure and must use them to oppose the plans of their enemy, Doctor Victor Von Doom

Trailer: Fantastic Four (the Movie) (1994)

In this Marvel Comic adaption, four astronauts get bombarded with cosmic rays when an accident occurs. The four of them acquire special powers, and decide to form a superhero group called the Fantastic Four. They then fight their arch-enemy Dr. Doom.