John Stamos

played Dr. Tony Gates [Episodes 269-331, recurring previously] in ER

Dr. Tony Gates first started out as a paramedic that was treated and helped out with a few cases at County General in Season 12. He became a doctor at County the following season and is currently a Resident. He is raising his girlfriend Meg's daughter, Sarah, after she passed away.

Gates has a relationship with Nurse Sam Taggart throughout Season 14 and early 15, however when Sam and Sarah get into an accident at a party that Tony let them go to, Sam breaks off the relationship and moves out of Tony's apartment.
played Jesse Cochran/ Katsopolis in Full House (US)

Jesse is the girl's uncle. He is into music and gets all the girls. "Have Mercy!" is his catch phrase.