First superhero movie

First superhero movie
Who
The Adventures of Captain Marvel
What
First
Where
Not Applicable
When
28 March 1941

It is possible to credit the earliest cinematic superhero if the term “superhero” is narrowly defined. Not until Adventures of Captain Marvel (USA) in March 1941 had moviegoers seen a comic-book adaptation in which an ordinary man, transformed into a costumed hero with superhuman powers.