Five years after the defeat of Bill Cipher, Mabel and Dipper Pines prepares their 18th birthday party. But when Robbie Valentino and his friends break into Ford's inventory of anomalies, a dark force from the past awakens.
as Stanley Pines
as Stanford Pines
as Mabel Pines
as Dipper Pines
as Jeff Trigger
as Soos Ramirez
as Bill Cipher
as Tam Moore
as Brenda Curtis
as Lee Johnson
as Nate Smith
as Robbie Valentino
