Movies in which the main character is green (because I am bored)

The Hulk
Shrek
Muppet Movies
The Mask
The Grinch
The Ninja Turtles
Wicked
Pete's Dragon
Gumby

Character honorable mentions:
Green Lantern
Yoda
Slimer
Mike Wazowski
The green ranger
Green Goblin (and Hobgoblin)
Jiminy Cricket