- S A
Scott AdsitBaymax (voice)
- R P
Ryan PotterHiro Hamada (voice)
- D H
Daniel HenneyTadashi Hamada (voice)
- T M
T.J. MillerFred (voice)
- J C
Jamie ChungGoGo Tomago (voice)
- D W
Damon Wayans Jr.Wasabi (voice)
- G R
Genesis RodriguezHoney Lemon (voice)
- J C
James CromwellProfessor Robert Callaghan (voice)
- A T
Alan TudykAlistair Krei (voice)
- M R
Maya RudolphAunt Cass (voice)
- A B
Abraham BenrubiGeneral (voice)
- K L
Katie LowesAbigail (voice)
- B B
Billy BushNewscaster (voice)
- D G
Daniel GersonDesk Sergeant (voice)
- P B
Paul BriggsYama (voice)
- C A
Charlie AdlerYokai (voice)
- M L
Marcella Lentz-PopeAdditional Voices (voice)
- D S
David ShaughnessyHeathcliff (voice)
- C C
Cam ClarkeAdditional Voice (voice)
- N G
Nicholas GuestAdditional Voice (voice)
- T D
Terri DouglasAdditional Voice (voice)
- T M
Tim MertensAdditional Voice (voice)
- Y L
Yuri LowenthalAdditional Voice (voice)
- S O
Sundra OakleyAdditional Voice (voice)
- B R
Brian R. NorrisAdditional Voice (voice)
- S L
Stan LeeFred's Dad (voice)
- S S
Shane SweetAdditional Voice (voice)
- F W
Frank WelkerMochi (voice) (uncredited)
- D C
David CowgillAdditional Voice (voice)
- K B
Kirk BailyAdditional Voice (voice)
- C G
Charlotte GulezianRingleader (voice)
- R B
Reed BuckAdditional Voice (voice)
- R C
Roy ConliAdditional Voice (voice)
- C C
Cooper CowgillAdditional Voice (voice)
- J G
Jackie GonneauAdditional Voice (voice)
- M C
Marlie CrisafulliAdditional Voice (voice)
- B H
Bridget HoffmanAdditional Voice (voice)
- K H
Kelly HooverAdditional Voice (voice)
- L L
Leah LathamAdditional Voice (voice)
- J T
James Taku LeungAdditional Voice (voice)
- Y M
Yumi MizuiAdditional Voice (voice)
- M P
Michael PowersAdditional Voice (voice)
- L R
Lynwood RobinsonAdditional Voice (voice)
- J T
Josie TrinidadAdditional Voice (voice)
- D H
Daniel HowellMale Technician #1 (voice) (uncredited)
- J C
June ChristopherAdditional Voices (voice)
- P L
Phil LesterMale Technician #1 (voice) (uncredited)
