Chris Evans Buzz Lightyear (voice) Keke Palmer Izzy Hawthorne (voice) Peter Sohn SOX (voice) Taika Waititi Mo Morrison (voice) Dale Soules Darby Steel (voice) James Brolin Zurg (voice) Uzo Aduba Alisha Hawthorne (voice) Mary McDonald-Lewis I.V.A.N. (voice) Isiah Whitlock Jr. Commander Burnside (voice) Angus MacLane ERIC / DERIC / Zyclops (voice) Bill Hader Featheringhamstan (voice) Efren Ramirez Airman Diaz (voice) Keira Hairston Young Izzy (voice) Carlos Alazraqui Additional Voices (voice) June Christopher Additional Voices (voice) David Cowgill Additional Voices (voice) Terri Douglas Additional Voices (voice) Jackie Gonneau Additional Voices (voice) Rif Hutton Additional Voices (voice) Matthew Yang King Additional Voices (voice) Piotr Michael Additional Voices (voice) Cristina Milizia Additional Voices (voice) Arthur Ortiz Additional Voices (voice) Jacqueline Pinol Additional Voices (voice) Griffin Puatu Additional Voices (voice) Shane Sweet Additional Voices (voice) Debra Wilson Additional Voices (voice) Matthew Wood Additional Voices (voice) Ruth Zalduondo Additional Voices (voice) Kimberly Bailey Additional Voices (voice)