Underground Toys Doctor Who Figurine Collection #10 - The Silent Figurine Celebrate 50 years of the Doctor and his greatest monsters with a unique figurine collection based on the world's longest running sci-fi television series! This 3 3/4-Inch tall Doctor Who Silence from The Impossible Astronaut Collector Figure is cast in a specially formulated metallic resin and painted by hand, with incredible care and attention to detail. Watch out for this guy! The Silence is a race of aliens from the Doctor Who episode 'The Impossible Astronaut.'