It Turns Out There’s A Surprising Amount Of People Who Have Appeared In Both Marvel And DC Movies

Mark is best known for Star Wars of course, but he actually has an extensive history of voice acting for both DC and Marvel. 

After two episodes as The Trickster/James Jesse in the 1991 DC TV series The Flash, he’s voiced the following:

— The Joker in Batman: Mask of the Phantasm (1993, DC)

— The Joker, Jack Napier, and a waiter in Batman: The Animated Series (1992-94, DC)

— The Joker in The Adventures of Batman and Robin (1995, DC)

— Maximus, Sentry, and Triton in Fantastic Four: The Animated Series (1995-96, Marvel)

— The Joker in The Adventures of Batman and Robin Activity Center (video game, 1996, DC)

— The Joker in Superman: The Animated Series (1997, DC)

— Gargoyle and Tong-Zing in The Incredible Hulk (1996-97, Marvel)

— Hobgoblin, Jason Phillips, Jason Philip Macendale in Spider-Man (1995-98, Marvel)

— The Joker and a mugging victim in The New Batman Adventures (1997-99, DC)

— Carter in Batman of the Future (2000, DC)

— The Joker in Batman Beyond — Return of the Joker (2000, DC)

— The Joker and Dr. Isaac Evers in Batman: Vengeance (video game, 2001, DC)

— The Joker in Static Shock (2002, DC)

— The Joker in Birds of Prey (2002, DC)

— Wolverine in X-Men 2: Wolverine’s Revenge (video game, 2003, Marvel)

— Solomon Grundy, The Joker, and a customer in Justice League (2002-03, DC)

— The Joker in Batman: New Times (2005, DC)

— The Joker in The Complete Robin Storyboard Sequence (2005, DC)

— The Trickster/James Jesse in Justice League Unlimited (2006, DC)

— Oiler in Ultimate Avengers II (2006, Marvel)

— Tony Zucco in The Batman (2006, DC)

— The Joker and Scarface in Batman: Arkham Asylum (2009, DC)

— The Spectre in Batman: The Brave and The Bold (2010, DC)

— Red Skull in Marvel Super Hero Squad: The Infinity Gauntlet (video game, 2010, Marvel)

— Ulysses Klaw/Klaw in The Avengers: Earth’s Mightiest Heroes (2010, Marvel)

— The Joker in DC Universe Online (video game, 2011, DC)

— Chthon and Red Skull in The Super Hero Squad  (2010-11, Marvel)

— The Joker in Batman: Arkham City (2011, DC)

— Red Skull in Marvel Super Hero Squad: Comic Combat (video game, 2011, Marvel)

— The Joker in Batman: Arkham City Lockdown (video game, 2011, DC)

— The Joker in DC Universe Online: The Last Laugh (video, 2012, DC)

— The Joker in Batman: Arkham Knight  (video game, 2015, DC)

— The Trickster and Sinestro in Lego DC Super Heroes: Justice League — Attack on the Legion of Doom! (2015, DC)

— Arnim Zola in Lego Marvel’s Avengers (video game, 2016, Marvel)

— The Joker in Batman: The Killing Joke (2016, DC)

— The Joker in Batman: Arkham VR (2016, DC)

— Arnim Zola, Nightmare, and Ox in Ultimate Spider-Man (2012-16, Marvel)

— The Joker in View-Master Batman Animated VR (video game, 2016, DC)

— James Jesse/The Trickster in The Flash (2015-16, DC)

— The Joker in Arkham Asylum VR Coaster (2017, DC)

— The Joker, Trickster, and Swamp Thing in Justice League Action (2016-18, DC)

— The Joker, Trickster, and Swamp Thing in Justice League Action Shorts (2017, DC)

— Arnim Zola in Spider-Man (2018, Marvel)

— The Joker, Trickster, and Director in Lego DC Super-Villains (2018, DC)

— Arnim Zola/Cap Zola in Avengers Assemble (2017-18, Marvel)

As well as all of the above, he’s voiced the Joker in an episode of Robot Chicken and the Trickster and Joker in Scooby-Doo and Guess Who? Basically, if you hear the Joker in a cartoon, you can put money on it being Mark.

He also appeared in Kingsman: The Secret Service, which isn’t a Marvel or DC comic, but is based on a comic by Kick-Ass creator Mark Millar. A lot of people on this crossover list also seem to have a crossover with the Millarverse!