Vera Drew

Joker the Harlequin

Lynn Downey

Joker's Mom

Kane Distler

Mr. J

Nathan Faustyn

Penguin

David Liebe Hart

Ra's Al Ghul

Phil Braun

Batsy (voice)

Griffin Kramer

Young Joker

Christian Calloway

Doctor Crane

Trevor Drinkwater

Edward Nygma aka The Riddler

Ruin Carroll

Ivy (voice)

Tim Heidecker

Perry White (voice)

Denali Winter

Clark

Bambi Belle

Lois

Ember Knight

Mxy (voice)

Bob Odenkirk

Bob the Goon (voice)

Scott Aukerman

Mister Frieze (voice)

Alec Robbins

Mr. Boop

Sandy Honig

Mr. Boop’s Wife

Dan Curry

Bane

Cassie Hamilton

Nicole Kidman

Jay Speedy Weingarten

The Clown Who Gags

Matthew Goldin

Stiles Stilinski

Eliot Glazer

Lil Timmy Too Times

Cricket Arrison

'Creeper'

Mia Moore Marchant

Helena the Huntress

Maria Bamford

Lorne Michaels (voice)

Robert Wuhl

Robert Wuhl

Austen Reeder

Smylex Narrator

Abby Clark

Sad Wife

Benjamin Morey

Golfing Husband

Dan Kypers

UCB Orientation Narrator / Mad Hatter

Jeremy Franchi

Suicide Cop

Ted Reidy

Jimmy Olsen

Daniella Baker

Catwoman

Lydia Wolfie

Anarky / Harlequin Auditioner

David Allen

Suicide Cop's Partner

Nateo Caballero

UCB Receptionist

Arden Hughes

Audition System (voice)

Harry McDonough

UCB MC / Det. Harvey Bullock

Rome Davis

Therapist