Singer was accused more than once of drugging and raping underage boys, but there were never convictions.
https://listverse.com/2017/02/26/10-disturbing-stories-about-hollywoods-pedophile-problem/
https://www.lipstickalley.com/threads/%C2%91x-men%C2%92-director-bryan-singer-accused-of-sexually-abusing-underage-boy.683598/page-4