Cass Elliot Biopic ‘My Mama Cass’ to Star ‘Baby Reindeer’ Breakout Jessica Gunning

“Baby Reindeer” breakout Jessica Gunning will portray Cass Elliot in “My Mama Cass,” a biographical drama about the singer of the 1960s folk group the Mamas & The Papas. Adapted from Elliot’s only child Owen Elliot-Kugell’s memoir of the same name, the film wi