Tex Rubinowitz Josh Parker Erni Mangold E.L. Preeti Kochar Beth Wagner Dominik Castell Rubin Carver Haymon Maria Buttinger Kyle Edwards John Sloss Tiffany Henderson Richard Linklater Jacob Sarah Vowell Earl Edwards Paul Poet Barry Manilow Sandra Hüller Motel Clerk Swann Arlaud Ed Milo Machado-Graner French Toast Guy Antoine Reinartz Tour Group Mom Samuel Theis Sperm Bank Nurse Jehnny Beth Barry's Grandma Saadia Bentaïeb Barry's Grandpa Camille Rutherford The Wrong Tiffany A.J. Tecce Crime Scene Photographer Peter Weller Batman / Bruce Wayne (voice) Ariel Winter Robin / Carrie Kelley (voice) David Selby James Gordon (voice) Wade Williams Harvey Dent / Two-Face (voice) Michael McKean Dr. Bartholomew Wolper (voice) Rob Paulsen Jeff Adams (voice) Gary Anthony Williams Mutant Leader / Anchor Bill (voice) Gary Anthony Sturgis Silk / Other Spike / Young Mutant (voice) Paget Brewster Lana Lang (voice) Carlos Alazraqui Hernando / TV Host (voice) Dee Bradley Baker Don / Fat Mutant / Additional Voices (voice) María Canals-Barrera Yindel (voice) Cathy Cavadini Joanie / Woman with Hot Dog (voice) Townsend Coleman Morrie / Civilian (voice) Grey DeLisle Anchor Carla / Female Mutant (voice) Greg Eagles Mackie (voice) Michael Emerson Joker (voice) Michael Jackson Alfred Pennyworth (voice) Maurice LaMarche Dr. Willing / News Anchor (voice) Sam McMurray Anchor Ted (voice) Tara Strong Michelle / Young Bruce Wayne / Kevin Ridley / Anchor Trish / Additional Voices (voice) James Patrick Stuart Murray (voice) James Arnold Taylor Mr. Hudson / Spud / Additional Voices (voice) Danny Jacobs Merkel (voice) Frank Welker Mayor Stevenson / Weather Man (voice)