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
Jimmy Olsen
for Jimmy Olsen in Superman ( 2005 )
Suggested by gwenstacybelova
What if? Superman was made 20 years earlier
