United Kingdom, Feb. 5 -- Asa Butterfield admits 'Sex Education' fans still stop him to ask for advice.

The 27-year-old actor starred in the hit Netflix comedy drama as teenager Otis Milburn, who follows his sex therapist mother Jean's (Gillian Anderson) lead by giving intimate advice to his fellow students, and he's revealed some people can't quite separate him from his character.

He told the Metro newspaper's 60 Seconds column: "Actually, yes, people have asked me for relationship and sex advice. Whether they're being serious or not, I can't tell.

"And I do get people calling me Otis on the street as well, which is what happens when you play a popular character."

The series came to an end in 2023 after four seasons, and while Asa an...