Battlefield Detectives was a series of TV programmes made by Granada TV (2003–2006) that aired on Channel 5 (UK) and the History Channel. Peter Doyle contributed as terrain specialist to seven programmes:

Disaster at Gallipoli (based on Peter Doyle's terrain work)
World War II: Operation Market Garden
Native American Wars: The Apache
World War I: The Somme
Battle of the Bulge
American Revolutionary War: Oriskany
Pointe du Hoc

For a full list of the programmes: en.wikipedia.org/wiki/Battlefield_Detectives