United Kingdom, July 21 -- Anthony Michael Hall feels surprised by his own longevity in Hollywood.

The 58-year-old actor is celebrating his 50th year in the entertainment industry, and Anthony admits that he's already managed to exceed his own expectations in Hollywood.

He told People: "I thought it was 49, but my mom recently reminded me that I was eight when I got my first job."

Anthony started out doing commercials and plays as a child before landing his first major role in National Lampoon's Vacation at 14, and he has barely stopped working since.

The veteran actor said: "I'm still working! I'm actively building up my production company and just always working, year-round. I'm blessed to have had such a long career."

But despite ...