Simon Williams is an actor who worked on many movies during the course of his career.
- In the comics, Simon Williams is known with the alias of Wonder Man, and has ion-based abilities. He was initially a foe of the Avengers, but later became one of the members of the team, fighting against his evil brother Eric, the Grim Reaper. His cerebral patterns were used by Ultron to create Vision, and he had a romantic relationship with Scarlet Witch.
- In the alternate 31st Century of Earth-691, Williams is known as Hollywood and is part of the original Guardians of the Galaxy alongside Yondu Udonta.