Cast of Ricki and the Flash

Meryl Streep plays Ricki Rendazzo, a struggling rock musician who tries to reconnect with her family.

Kevin Kline portrays Pete Brummel, Ricki's supportive partner who helps her navigate her complex family relationships.

Mamie Gummer plays Julie Brummel, Ricki's daughter who is dealing with personal issues and seeks her mother's support.

Sebastian Stan takes on the role of Joshua Brummel, Ricki's son who is also facing challenges in his life.

Audra McDonald portrays Maureen Brummel, Ricki's ex-husband's new wife who has a strong personality.

Ben Platt plays Daniel, who is part of Ricki's family and contributes to the story about family dynamics.

Rick Springfield portrays Greg, a member of Ricki's band who shares her passion for music.

Charlotte Rae plays Oma, a character that adds humor and warmth to the family interactions.

Nick Westrate plays Adam Brummel, another member of Ricki's family navigating his own life challenges.

Cherise Boothe portrays the Community Security Guard, who briefly interacts with Ricki in her journey.

Rick Rosas plays Buster, a musician in Ricki's band, showcasing the life of performers.

Joe Vitale plays Joe, contributing to the music-related aspect of Ricki’s life.