The accused, identified as Tushar Patil, and the 16-year-old girl were residents of same locality in Kashimira area of Thane and became friends sometime back, assistant police inspector Govind Patil said.
Later, the youth wooed her to accompany him for a movie at a theatre in Dahisar. He then raped her at an isolated location in the theatre premises in July, the police officer said quoting the girl's complaint.
The youth again lured the girl recently and took her to the National Park at Borivili where he again raped her, he said quoting the complaint.
Further investigation was on into the case, he added.