Naomi Ackie as Whitney Houston

Ashton Sanders as Bobby Brown

Stanley Tucci as Clive Davis

Nafessa Williams as Robyn Crawford

Lance A. Williams as Gerry Griffith

Tamara Tunie as Cissy Houston

Clarke Peters as John Houston

Daniel Washington as Gary Houston

JaQuan Malik Jones as Michael Houston

Kris Sidberry as Pat Houston

Tanner Beard as Günther

Bailee Lopes as Bobbi-Kristina (8-10 Yrs old)

Jennifer Ellis as Lisa Hintelmann

Andrea Eversley as Barbara

Bria Danielle Singleton as Bobbi Kristina

Adrian M. Mompoint as Marvin

Coffey as James

Stew Replogle as Detective

Sean Amos as Minister

Jon F. Merz as Captain / Pilot

Jaison Hunter as Jermaine Jackson

Whitney Houston as Self (archive footage)

Oprah Winfrey as Self (archive footage)

Merv Griffin as Self (archive footage)

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

Kevin Daigneault as Stage Manager (uncredited)