Van der Valk is a British television series that was produced by Thames Television for the ITV network. It starred Barry Foster in the title role as Dutch detective Commissaris "Piet" van der Valk. Based on the characters and atmosphere of the novels of Nicolas Freeling, the first series was shown in 1972.

The working-class Smiths change their initially sunny views on World War I after the three boys of the family witness the harsh reality of trench warfare.