Mark Hamill is an American actor, voice actor and writer whose career spans film, television, theatre and video games. He achieved international fame as Luke Skywalker in the Star Wars saga, one of the most iconic roles in cinema history. Alongside his on-screen work, he has earned widespread acclaim as a voice actor, particularly for portraying the Joker across numerous DC animated series, films and video games. Hamill's versatility and enduring contributions to both live-action and voice acting have made him one of the most respected performers in popular culture.