George Lopez as the voice of Papi
Odette Yustman as the voice of Chloe
Zachary Gordon as the voice of Papi, Jr.
Emily Osment as the voice of Pep
Chantilly Spalan as the voice of Rosa
Delaney Jones as the voice of Ali
Miguel Ferrer as the voice of Delgado
Phill Lewis as the voice of Mr. McKibble
Bridgit Mendler as the voice of Marie Appoline Bouvier
Marcus Coloma as Sam Cortez
Erin Cahill as Rachel Ashe
Susan Blakely as Aunt Viv
Lupe Ontiveros as Mrs. Cortez
Castulo Guerra as Mr. Cortez
Elaine Hendrix as Colleen Mansfield
French Stewart and Morgan Fairchild as the Dog Show Judges
Tom Kenny as Sebastian
Brian Stepanek as The Bank Manager