TMDb/General Hospital TV General Hospital spoilers: Mean Girls star Jonathan Bennett joins GH as mysterious Joe Fitzpatrick this May. April 30, 2026 AceShowbiz - General Hospital spoilers reveal that Jonathan Bennett, widely recognized for his role as Aaron Samuels in the 2004 hit comedy Mean Girls, is set to join the cast of the popular ABC soap opera. Fans can expect to see Bennett take on the new character Joe Fitzpatrick, who will be introduced to the Port Charles storyline starting in May, coinciding with the important sweeps period.