Cloudburst is a 1951 British second feature ('B') crime drama film directed by Francis Searle, starring Robert Preston, Elizabeth Sellars, Harold Lang, Colin Tapley and Sheila Burrell. It was written by Searle and Leo Marks based on a story of the same name by Marks, a wartime cryptographer for the Special Operations Executive. It was produced by Hammer Films. Assistant director was Jimmy Sangster, Casting was handled by Michael Carreras, and Makeup was by Phil Leakey.