Scott Adsit Baymax (voice) Ryan Potter Hiro Hamada (voice) Daniel Henney Tadashi Hamada (voice) T.J. Miller Fred (voice) Jamie Chung GoGo Tomago (voice) Damon Wayans Jr. Wasabi (voice) Genesis Rodriguez Honey Lemon (voice) James Cromwell Professor Robert Callaghan (voice) Alan Tudyk Alistair Krei (voice) Maya Rudolph Aunt Cass (voice) Abraham Benrubi General (voice) Katie Lowes Abigail (voice) Billy Bush Newscaster (voice) Daniel Gerson Desk Sergeant (voice) Paul Briggs Yama (voice) Charlie Adler Yokai (voice)