A countdown of some of the greatest family movies ever made, from enduring classics like Mary Poppins to modern hits including Finding Nemo. Featuring contributions from actors and film-makers. Steven Spielberg reveals the original inspiration for ET, while Christopher Lloyd shares his memories of being transformed into The Addams Family's Uncle Fester and Who Framed Roger Rabbit's villainous Judge Doom. The programme also features directors Robert Zemeckis, Ron Howard and David Yates discussing the secrets behind classic movie moments.