Nigel Ostrer's father Maurice Ostrer (1896–1975) was a British film executive. Maurice was best known for overseeing the Gainsborough melodramas. and was head of production at Gainsborough Studios from 1943–46.
Nigel's uncle Isidore Ostrer, created and ran Gaumont British, the largest UK movie company in the 1930s, employing 16,000 people. His book "The Ostrers And Gaumont British" is a history of the Ostrer family and their film company, Gaumont British. He traces its development from the early 1900s films of Leon Gaumont through the company's heyday in the 1930s to the takeover by Odeon at the end of World War Two.The first part provides a personal account of the Ostrer family before moving on to examine the history of the company. Illustrated with photos from the Ostrer Family Archive as well as numerous pictures of both the interior and exterior of Lime Grove studios. It is inscribed inside to Julie Harris (1921-2015), costume designer at Gainsborough Pictures