Idris Elba as Roland Deschain

Matthew McConaughey as Walter O’Dim

Tom Taylor as Jake Chambers

Claudia Kim as Arra Champignon

Fran Kranz as Pimli Prentiss

Abbey Lee as Tirana

Jackie Earle Haley as Richard Sayre

Katheryn Winnick as Laurie Chambers

Dennis Haysbert as Steven Deschain

Michael Barbieri as Timmy

José Zúñiga as Dr. Hotchkiss

Alex McGregor as Susan Delgado

Nicholas Hamilton as Lucas Hanson

Nicholas Pauling as Lon

Eva Kaminsky as Jill

Robbie McLean as Toby

Matthew Thomson as Jonah

Karl Thaning as Elmer Chambers

Lemogang Tsipa as Phedon

Robert Whitehead as Cantab

Leeanda Reddy as Dr. Weizak

Kenneth Fok as Johnny

Charlize Churcher as Pretty Girl

Ben Gavin as Soldier

Sara Cicilian as Drunk Girl

Lara Adine Lipschitz as Nurse

Jabari Gray as Bystander

Paul Riley Fox as Militia

Mark Elderkin as Rat Man

Joe Vaz as Worker Taheen

Christopher Stein as Big Guard

Andre Robinson as Boy in the Park

Alfredo Narciso as Ex-Breaker

Dan Hirst as Village Engineer

Zak Rowlands as Taheen Tech

Christiaan Schoombie as Young Reactor Man

Cassiel Eatock-Winnik as Vampire Girl

Marmee Regine Cosico as Chinatown Pedestrian

Bill Walters as Homeless Man in Alley (uncredited)

Inge Beckmann as Teacher

Reon Van Der Watt as Tracker Leader

Richard Lothian as Fierce Taheen

Larry Nuñez as Van Vampire

Michael Basile as Pedestrian

Warren Masemola as Bald Old Man

Emily Child as Herb Woman

Zanne Solomon as Restaurant Lady

Mary Twala as Bell Lady

Sarah Potter as Mannie Mother

Andrew Laubscher as Dying Man

Dominique Nieves as Scared Woman (uncredited)