Age: 51
male
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.
Johnny Galecki
#57
for #57 in Celebs who could play siblings in a movie
Suggested by erikabajusova
Cast the people who look alike or are siblings irl.
