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
Doctor Octopus
for Doctor Octopus in Sam Raimi Spider-Man and The Amazing Spider-Man MCU
Suggested by remkosel
This is who I would cast as these older characters in the Marvel Cinematic Universe
