When their trip to San Lorenzo takes a turn for the worst, Arnold and his classmate’s only hope of getting home is retracing the dangerous path that led to Arnold's parents' disappearance.

"After all these years, all your questions will finally be answered."

Credits

Raymie MuzquizDirector

Mason CottonArnold (voice)

Benjamin Flores Jr.Gerald (voice)

Francesca Marie SmithHelga (voice)

Anndi McAfeePhoebe (voice)