Johnny Galecki is an American actor. He rose to fame as David Healy on ABC's Roseanne (1992-1997). Galecki reprised the role on the Roseanne revival (2018) and its spinoff The Conners (2018-2019).

Johnny Galecki is an American actorHe is best know for his work on The Big Bang TheoryHere are some lesser known facts about him Let's start with one that most fans might fan rather surprising.

Supporting actors like Melissa Rauch and Mayim Bialik also saw significant salary increases over the show's run. Jim Parsons, ...

How many Broadway shows has Johnny Galecki been in? Johnny Galecki has appeared on Broadway in 1 shows. How many West End shows has Johnny Galecki been in? Johnny Galecki has not appeared in the ...