George S. Chialtas Director Allan Jacobsen Director Fátima Ptacek Dora Voice Caitlin Sanchez Voice Regan Mizrahi Voice Alexandria Suarez Voice Matthew Gumley Benny the Bull Voice Sebastian Arcelus Voice Rita Gardner Grandma Fox Voice Jason Alexander Voice Leisha Medina Voice Carol Kane Grandma Troll Voice Andy Garcia Voice Leila Colom Voice Blanca Camacho Voice Lance Chantiles-Wertz Voice Jean Carlos Celi Voice Vanessa Lemonides Petunia , Fountain Voice Marc Weiner Voice Leslie Valdes Voice Zachary Unger Voice Rosemary Contreras Writer Maria Escobedo Writer Dana Chan Associate Producer, Writer Valerie Walsh Valdes Writer Jorge Aguirre Writer Brian J. Bromberg Writer Chris Gifford Writer