Madeleine McGraw: Madeleine McGraw. Actress: The Black Phone. Madeleine McGraw recently starred as fan-favorite "Gwen" in the feature film THE BLACK PHONE from Blumhouse, Universal Pictures and director Scott Derrickson, and she can be seen as a series regular in season 3 of the Disney Channel series SULPHUR SPRINGS. Maddy voices the role of "Bonnie" in the hit Disney film TOY STORY 4 and was a series regular on OUTCAST. McGraw stars...
