Cast of The Good Night

Martin Freeman portrays Gary Shaller, the protagonist, who is a downtrodden former pop star searching for meaning in his life.

Gwyneth Paltrow plays Dora Epstein, the real-life partner of Gary, who is struggling in their relationship.

Penélope Cruz takes on the dual roles of Anna and Melodia, the dream woman of Gary's fantasies who becomes a central figure in his quest for happiness.

Simon Pegg appears as Paul, Gary's best friend whose advice leads Gary into the complexities of dream manipulation.

Danny DeVito portrays Mel, a co-worker who introduces Gary to the concept of 'lucid dreaming'.

Amber Sealey acts as Terry, a character in Gary's life.

Sonia Doubell plays Shawna, another character who interacts with Gary in the narrative.

Steffan Boje is cast as Karlheinz, a minor character in the movie.

Michael Gambon voices Alan Weigert, a character who makes an audio appearance in the film.

Stephen Graham plays the role of Victor, involved in the unfolding events of Gary's journey.

Keith Allen appears as Norman, contributing to the eclectic mix of characters Gary encounters.

Meredith MacNeill portrays Tica, one of the characters in Gary's circle.