Johnny Galecki

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Known For


Cast Credits

Lip Sync Battle (2015)
Guest starring as Johnny Galecki
The Big Bang Theory (2007)
Starring as Leonard Leakey Hofstadter (209 episodes)
American Dad! (2005)
Guest starring as Arnie Squirrel
Family Guy (1999)
Guest starring as Leonard Hofstadter
The Daily Show with Jon Stewart (1996)
Guest starring as Johnny Galecki
Roseanne (1988)
Starring as David Healy