John Stamos has a career resume dating back to the early ‘80s — as well as an Emmy nomination and a People’s Choice Award under his belt — but the actor recently revealed a surprising admission regarding his approach to his craft. Speaking exclusively to Us Weekly about his role in Hulu’s UnPrisoned , Stamos shared that it’s taken him a surprising amount of time to be completely spontaneous in his acting roles. “Some people are brilliant right out of the gate,” he explained, citing fellow actors Leonardo DiCaprio and Jennifer Lawrence as examples.

“It took me 20 to 25 years to be sort of just fearless and not worry about how I look, being vain. [Thinking,] ‘How did I say that line?’” The General Hospital alum noted that he’d “get nervous” or “overthink stuff” in the past, but he worked to combat that by reminding himself of his longtime experience in the industry. “I’ve been doing this for a long time now, and I just have to trust myself that it’s gonna be okay,” he said.

“It’s very difficult. I don’t know about you, but I am sort of ADD.” “I just go for it now,” he added.

“You know, it seems [that] most of the great actors I’ve worked with seem to be like that too — spontaneous, being in the moment.” Stamos is putting his well-earned spontaneity to work via a guest-starring role in season 2 of Hulu’s hit comedy UnPrisoned , which premiered on July 17. In it, he plays “Murphy,” a self-proclaimed “radical he.