Were J. Searle Dawley and Peter Yates both directors?
Peter Yates Peter James Yates (24 July 1929 – 9 January 2011) was an English film director and producer. He was born in Aldershot, Hampshire.
Peter de la Billière General Sir Peter Edgar de la Cour de la Billière, & Bar (born 29 April 1934) is a former British Army officer who was Director SAS during the Iranian Embassy siege and Commander-in-Chief of the British forces in the Gulf War. He is often known by the initialism DLB.