The actor was famous for portraying Mark Twain on the stage.

The story of Hal Jordan takes a new turn in The Green Lantern: Season Two, restored to the space cop he always was - but with a new weapon.

Shallow Hal features a scene where Jason Alexander's character reveals he has a tail, which is based on a real-life medical condition.

Hal may be constantly frustrated with his wild sons in Malcolm in the Middle, but at the end of the day, he's really a great parent.

Hal Jordan and john Stewart are both iconic members of the DC universe. But who can possibly play them on the big screen?