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
Guest Stars Cameos
for Guest Stars Cameos in Grown Up Sitcom
Suggested by gothamgeass
Sitcoms Lizzie McGuire Liv and Maddie Ned's declassified school survival guide
