Boss Baby (voice)
Francis Francis (voice)
Dad (voice)
Mom (voice)
Adult Tim / Narrator (voice)
Tim (voice)
Wizzie / Elvis Impersonator (voice)
Eugene (voice)
Staci (voice) (as Viviann Yee)
Triplets (voice)
Jimbo (voice)
Big Boss Baby (voice)
Story Bear (voice)
Photographer (voice)
Crying Boy / Little Boy / Boy (voice)
Tim's Daughter / Girl / Little Girl (voice) (as Nina Bakshi)
TV Chef (voice)
Airport Security Guard (voice)
Airport Announcer (voice)
Elvis Impersonators (voice)
Captain Ross (voice)
Flight Attendant (voice) (as Andrea Knoll)
Hazmat Baby (voice)
Launch Computer (voice) (uncredited)