United Kingdom, Feb. 6 -- Harry Melling admits his family were "quite shocked" by his X-rated career move.

The former Harry Potter actor - who has continued to explore deep and varied roles since leaving his role as Dudley Dursley in the big screen franchise behind - stars opposite Alexander Skarsgard in Pillion, which explores a blossoming dominant/submissive relation ship between biker gang leader Ray and the younger Colin (Melling).

Reflecting on the movie's intimate scenes, the 36-year-old star told WWD: "A lot of them were quite shocked when I mentioned the scenes of orgies in the woods and alleyway blowj***.

"But once you read the whole thing, all that stuff makes sense in the context of what the movie's doing.

"I just knew imme...