Format: Feature 105 min.

Director: Oskar Santos

Script: Jorge Lara, Oskar Santos

Producers: Fernando Bovaira, Simón De Santiago, Francisco Ramos, Koldo Zuazua, Mikel Lejarza, Mercedes Gamero.

Production houses:  Mod Productions, Zeta Cinema, Atresmedia Cine, Kowalski Films.

Cast:  Elena Anaya, Teo Planell, Toni Gómez, Iria Castellano, Máximo Pastor, Ana Blanco de Córdova

Synopsis:

Naughty twins Zip & Zap are sent to a strict summer school where all entertainment is forbidden.  Their mischief gets out of hand when they form the Marble Gang, the children's Resistance, to defy the evil Headmaster.  The children wind up uncovering a mysterious secret hidden deep within the school leading to the most wonderful adventure of their lives.