Naomi Ackie

Character: Whitney Houston

Ashton Sanders

Character: Bobby Brown

Stanley Tucci

Character: Clive Davis

Nafessa Williams

Character: Robyn Crawford

Lance A. Williams

Character: Gerry Griffith

Tamara Tunie

Character: Cissy Houston

Clarke Peters

Character: John Houston

Daniel Washington

Character: Gary Houston

JaQuan Malik Jones

Character: Michael Houston

Kris Sidberry

Character: Pat Houston

Tanner Beard

Character: Günther

Bailee Lopes

Character: Bobbi-Kristina (8-10 Yrs old)

Jennifer Ellis

Character: Lisa Hintelmann

Andrea Eversley

Character: Barbara

Bria Danielle Singleton

Character: Bobbi Kristina

Adrian M. Mompoint

Character: Marvin

Coffey

Character: James

Stew Replogle

Character: Detective

Sean Amos

Character: Minister

Jon F. Merz

Character: Captain / Pilot

Jaison Hunter

Character: Jermaine Jackson

Whitney Houston

Character: Self (archive footage)

Oprah Winfrey

Character: Self (archive footage)

Merv Griffin

Character: Self (archive footage)

Zyla Harris-Petter

Character: 'I'm Every Woman' Dancer (as Zyla Nia Harris-Peter)

Kevin Daigneault

Character: Stage Manager (uncredited)