
Profile
Actor
Titles in library
7
6 movies · 1 show
Average rating
6.7
Across library titles
Acting
7
Roles
Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.