The One That Got Away is a war film. It was produced in United Kingdom. The film was biographical. It was starring Hardy Krüger and featuring Michael Goodliffe, Jack Gwillim and Alec McCowen. The film was directed by Roy Ward Baker. The screenplay written by Howard Clewes. It was based on the 1956 book of the same name. The book was written by Kendal Burt and James Leasor.

Hardy Krüger was a German actor and author who appeared in more than 60 films from 1944 onwards. After becoming a film star in Germany in the 1950s, Krüger increasingly turned to roles in international films such as The One That Got Away (1957), Hatari!, Sundays and Cybèle, The Flight of the Phoenix (1965), Battle of Neretva, The Secret of Santa Vittoria, The Red Tent, Barry Lyndon (1975), A Bridge Too Far (1977), and The Wild Geese (1978).