Cloudburst is a 1951 British crime drama film produced by Hammer Films, directed by Francis Searle, starring Robert Preston and featuring Elizabeth Sellars, Harold Lang, Colin Tapley and Sheila Burrell.

The script, by Searle and Leo Marks, is based on the play of the same name by Marks,[1] a wartime cryptographer for the Special Operations Executive, and later the author of a memoir about his wartime work, Between Silk and Cyanide (1998).

A World War II veteran, a former operative for the SOE, seeks revenge on the driver and passenger of a hit-and-run automobile that struck and killed his wife.

[2] The Monthly Film Bulletin wrote: "Violent and implausible thriller.

"[3] Kine Weekly wrote: "Bizarre, yet holding 'death on the road' romantic melodrama. ...