Harry Melling and Alexander Skarsgård in PIllionFormer Harry Potter star Harry Melling and fellow actor Alexander Skarsgård certainly raised eyebrows last year when the details of their new film were first revealed.Harry and Alexander co-star in the new Harry Lighton movie Pillion, which centres around a BDSM-centric queer romance.In the film, Harry plays a timid man who is seduced by the leader of a biker gang, and becomes his submissive, having his eyes opened to a whole new subculture he previously knew nothing about.Pillion had its premiere over the weekend at the Cannes Film Festival, where it received a standing ovation for eight whole minutes, and promptly became one of the event’s most talked-about offerings.Alexander Skarsgård and Harry Melling at a photocall for their film Pillion on Sunday&