Guest Stars J.B. Smoove voices Frank the Plant Christopher Meloni voices Commissioner Jim Gordon James Adomian voices Bane Tisha Campbell voices Tawny Young Giancarlo Esposito voices Lex Luthor Rachel Dratch voices Nora Freeze Ben Levin voices Captain Cold Jeannie Tirado voices Volcana Christopher Meloni voices Jeffrey the Parrot Vico Ortiz voices Tefe Holland Paul W. Downs voices The Jons Lake Bell voices Barbara Gordon Sr. Kerry Knuppe voices Terra "Atlee" Lacey Chabert voices Supergirl James Adomian voices Jeffrey's Handler Rain Valdez voices Alysia Jeannie Tirado voices TSA Agent