Batman/Bruce Wayne

Will Arnett

Robin / Dick Grayson (voice)

Michael Cera

Batgirl/Barbara Gordon

Rosario Dawson

Joker (voice)

Zach Galifianakis

Alfred Pennyworth

Ralph Fiennes

'Puter

Siri

Mayor McCaskill (voice)

Mariah Carey

Harley Quinn

Jenny Slate

Scarecrow

Jason Mantzoukas

Two-Face (voice)

Billy Dee Williams

The Riddler

Conan O'Brien

Bane

Doug Benson

Catwoman (voice)

Zoë Kravitz

Clayface (voice)

Kate Micucci

Poison Ivy

Riki Lindhome

Voldemort

Eddie Izzard

King Kong

Seth Green

Sauron (voice)

Jemaine Clement

Phyllis (voice)

Ellie Kemper

Superman

Channing Tatum

Green Lantern

Jonah Hill

The Flash

Adam DeVine

Jim Gordon

Héctor Elizondo

Chief O'Hara

Lauren White

Anchorman Phil

David Burrows

Reporter Pippa

Laura Kightlinger*

Reporter Pippa

Laura Kightlinger

Reporter No. 1

Brent Musburger

Reporter No. 2

Ralph Garman

Reporter No. 3

Chris Hardwick

Captain Dale

Todd Hansen

Pilot Bill

Chris McKay

'Puter (voice)

Susan Bennett

Additional Voices (voice)

Abel Arnett

Additional Voices (voice)

Archie Arnett

Additional Voices (voice)

Marco Campagno

Additional Voices (voice)

Garret Elkins

Additional Voices (voice)

Ryan Halprin

Additional Voices (voice)

Alison Ingram

Additional Voices (voice)

Holly Isaacson

Additional Voices (voice)

Kelly Lafferty

Additional Voices (voice)

Doug Nicholas

Additional Voices (voice)

Samantha Nisenboim

Additional Voices (voice)

Chris Paluszek

Additional Voices (voice)

Wendell Stephens

Additional Voices (voice)

Vanara Taing

Additional Voices (voice)

Matt Town

Additional Voices (voice)

Bram Tulloch

Additional Voices (voice)

John Venzon

Additional Voices (voice)

Matt Villa

Additional Voices (voice)

Charlie Bean

Director

Chris McKay