Dr. Alec Holland is Swamp Thing, the champion of the Parliament of Trees. He has control of all plant life in the universe due to his link to a force that connects all plant life known as the Green. He has been a member of the Justice League as well as its mystic division the Justice League Dark.
Swamp Thing (Alec Holland) has been suggested to play 25 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.
