1. Marc Guggenheim is best known as the creator of the television series Eli Stone, Arrow, and Legends of Tomorrow, executive producer of the animated series Tales of Arcadia, as well as the writer of the feature films Green Lantern and Percy Jackson: Sea of Monsters.
Marc Guggenheim was born and raised to a Jewish family on Long Island, New York.
Marc Guggenheim attended the University at Albany, State University of New York.
Marc Guggenheim's brothers are screenwriters Eric Guggenheim and David Guggenheim.
Marc Guggenheim later became executive producer of ABC's No Ordinary Family.
Marc Guggenheim remained in this role until the shows ended.
Marc Guggenheim remained as Executive Producer throughout the series' three installments, Trollhunters, 3Below and Wizards: Tales of Arcadia.
In October 2020, it was announced that Marc Guggenheim would be writing a series based on Green Lantern alongside Seth Grahame-Smith, who is showrunning the series, for HBO Max in 2021.
However, in October 2022, when Grahame-Smith departed from the series Marc Guggenheim confirmed he would no longer be involved.
Marc Guggenheim's writing experiences include the comic books Aquaman for DC Comics, Wolverine and The Punisher for Marvel, and Perfect Dark Zero for Rare Game.
Marc Guggenheim wrote Blade for twelve issues with artist Howard Chaykin.
In 2006, Marc Guggenheim took over the writing of The Flash.
Marc Guggenheim's run concluded with the death of the fourth Flash, Bart Allen.
In 2007, Marc Guggenheim became one of the rotating team of writers on The Amazing Spider-Man.
Marc Guggenheim launched a creator-owned comic, Resurrection, for Oni Press.
Marc Guggenheim wrote the comic book Young X-Men for Marvel which was launched in April 2008, and in 2008 was working on a comic with Hugh Jackman and Virgin Comics, Nowhere Man, and on Super Zombies for Dynamite Entertainment and Stephen King.
Marc Guggenheim wrote the script for the 2009 video game X-Men Origins: Wolverine, developed by Raven Software, a video game based on the film of the same name.
Marc Guggenheim was intended to take over Action Comics after the War of the Supermen limited series, but was replaced by Paul Cornell.
Marc Guggenheim is married to fellow writer-producer and showrunner Tara Butters, who has previously worked on projects including Marvel's Agent Carter, ABC's Resurrection and Dollhouse.