Joker: Put on a Happy Face

Kevin Conroy

as Narrator (voice)

Neal Adams

as Self

Will Arnett

as Self

David Ayer

as Self

Christian Bale

as Self

Brian Bolland

as Self

Alan Burnett

as Self

Tim Burton

as Self

Mike Carlin

as Self

Bradley Cooper

as Self

Dan Didio

as Self

Paul Dini

as Self

William Dozier

as Self (archive footage)

Zach Galifianakis

as Self

Maggie Gyllenhaal

as Self

Mark Hamill

as Self

Klaus Janson

as Self

Geoff Johns

as Self

Jenette Kahn

as Self

Emma Tillinger Koskoff

as Self

Heath Ledger

as Self (archive footage)

Jim Lee

as Self

Stan Lee

as Self (archive footage)

Jared Leto

as Self

Chris McKay

as Self

Frank Miller

as Self

Grant Morrison

as Self

Jack Nicholson

as Self

Christopher Nolan

as Self

Jay Oliva

as Self

Dennis O'Neil

as Self

Todd Phillips

as Self

Joaquin Phoenix

as Self

Margot Robbie

as Self

Jerry Robinson

as Self (archive footage)

Andrea Romano

as Self

John Stephens

as Self

Emma Thomas

as Self

Bruce Timm

as Self

James Tucker

as Self

Adam West

as Self

Michael Uslan

as Self

Cameron Monaghan

as Jeremiah Valeska/The Joker (archive footage)