United Kingdom, July 29 -- Jared Leto allegedly asked a 17-year-old fan to "call [him] daddy" when they had sex.

The 54-year-old actor is the subject of a new BBC documentary, Jared Leto: Hollywood's Dark Secret, and one of the 10 women who shared her story in the film is identified as Clara, who met the Thirty Seconds to Mars frontman in 2006 when he was 34 years old.

Clara had been approached at one of the group's gigs by an associate of the Kings and Queens singer and got her phone number. They subsequently went back to Leto's house in California and allegedly had sex while her friend waited in another room.

She said: "He told me, 'I would like you to call me daddy'. And it was either pretend to be a little girl or 'my little girl'....