Cast of The Machinist

Christian Bale portrays Trevor Reznik, a machinist who is emaciated and suffering from severe insomnia, leading to a downward spiral in his life.

Jennifer Jason Leigh plays Stevie, a prostitute who forms a connection with Trevor.

Aitana Sánchez-Gijón portrays Marie, a waitress who shows kindness towards Trevor.

John Sharian plays Ivan, a co-worker of Trevor at the machine shop.

Michael Ironside portrays Miller, one of Trevor's fellow colleagues at the machine shop.

Lawrence Gilliard Jr. plays Jackson, another co-worker at the machine shop.

Reg E. Cathey portrays Jones, a menacing figure who confronts Trevor.

Anna Massey plays Mrs. Shike, a kind landlady who interacts with Trevor.

Matthew Romero Moore portrays Nicholas, a boy who is involved in a disturbing incident.

Robert Long plays Supervisor Furman, Trevor's boss at the machine shop.

Colin Stinton portrays Inspector Rogers, a detective investigating a mysterious incident.

Craig Stevenson plays Tucker, a character who has interactions with Trevor.