Cass Elliot’s Story Is Coming to the Big Screen. What Took So Long?
Rolling Stone Music
by Angie MartoccioFebruary 12, 2026
A film on 'Mama' Cass Elliot is currently in the works, based on the memoir by her daughter and starring 'Baby Reindeer' actress Jessica Gunning.
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Originally published on Rolling Stone Music on 2/12/2026