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.
Every movie and TV show featuring Johnny Galecki, sorted by how many viewers have rated them, from The Big Bang Theory, Family Guy and American Dad! to lesser-known roles. Click any poster to see details and watch it free in HD on MyFlixer. You are on page 1 of 2.
