Mark Richard Hamill (born September 25, 1951) is an American actor, producer, director, writer and voice actor. He has done many, many roles both on camera and in voice acting; most iconic of them are his screen role as Luke Skywalker in the original and sequel Star Wars trilogies, and his voice role as the Joker in Batman: The Animated Series and other Batman animated productions and video games.
Some of his other roles include Detective Franklin Mosley in Gabriel Knight: Sins of the Fathers, The Hobgoblin in Spider-Man: The Animated Series, The Red Lynx and Burke in SWAT Kats, Solomon Grundy in Justice League, Fire Lord Ozai in Avatar: the Last Airbender, The Spectre in Batman: The Brave & the Bold, Skips the Yeti in Regular Show, Colonel Muska in Castle in the Sky, Captain Stickybeard in Codename: Kids Next Door, Tony Zucco in The Batman, the Chanukah Zombie in Futurama: Bender's Big Score, Master Eraqus in Kingdom Hearts: Birth By Sleep, and Skeleton King in Super Robot Monkey Team Hyper Force Go!.
His other well known live-action role was The Trickster in the 1990 The Flash TV series, which he later reprised in the 2014 The Flash TV series and Justice League: Unlimited.
He was an announcer for Huboom! on Hub Network.