'Happy Face' star Annaleigh Ashford (left) and Melissa G. Moore ...

Actor Dennis Quaid tells PEOPLE he ultimately agreed to play serial killer Keith Jesperson in 'Happy Face' because the Paramount+ series is "dedicated to the victims" of the Happy Face Killer's ...

Working on Happy Face brought up a lot of emotions for Annaleigh ... she knows how helpful it can be to people. I'm continually shocked by her strength.” The Broadway star describes Moore ...