Thomas is working at the Clay Pits when a storm closes in and the rain makes the clay cliffs unstable. A flash of lightning reveals what looks like giant footprints on the slope above, but a landslide has begun and … Mark Moraghan, Martin Sherman, David Menkin, Clive Mantle, Olivia Colman, Jules de Jongh, Mike Grady Added on Amazon Prime 2021-07-25. Youtube Trailer