When Tintin discovers a secret message inside a model ship, he and his dog, Snowy, suddenly find themselves in the middle of a great mystery-and in danger! Trapped in a locked room aboard a ship at sea, they must find a way to get off the ship and on the case. Will Tintin escape in time to unlock the secret message? Illustrated with stills from the film.

Based on a screenplay by Steven Moffat and Edgar Wright & Joe Cornish ; based on The adventures of Tintin series by Herge.