Mark Hamill's First Live-Action Joker Was Featured in Birds of Prey

Mark Hamill is known for voicing The Joker in Batman cartoons and video games, but he also "played" him in a forgotten DC live-action show.

Who Plays Joker? Every Actor Who's Portrayed the Batman Villain

Joker Movies in Order: All 9 Appearances from Heath Ledger, Joaquin Phoenix & More

First look at Batman: The Killing Joke, Kevin Conroy and Mark Hamill confirmed

How The Joker Haunted Every Actor Who Played The Role

Suicide Squad

Joker actors, ranked: Joaquin Phoenix to Heath Ledger to Mark Hamill - Polygon

Joker in other media, Ultimate Pop Culture Wiki

Joker Movies in Order: All 9 Appearances from Heath Ledger, Joaquin Phoenix & More

10 Crazy Facts About The Joker

Mark Hamill As Live-Action Joker Art Brings This Pitch-Perfect DC Casting To Life

Who Plays Joker? Every Actor Who's Portrayed the Batman Villain

Batman: The Joker / Characters - TV Tropes

Why didn't Mark Hamill ever play the Joker in a live movie? - Quora

Mark Hamill says he's finished playing Joker following Kevin Conroy's passing