No. 617 Squadron RAF No. 617 Squadron RAF Number 617 Squadron is a Royal Air Force aircraft squadron, based at RAF Marham in Norfolk. It is commonly known as the "Dambusters", for its actions during Operation Chastise against German dams during the Second World War. In the early 21st century it operated the Tornado GR4 in the ground attack and reconnaissance role until being disbanded in the spring of 2014. The squadron reformed on 17 April 2018, and was equipped at RAF Marham during summer 2018 with the F-35 Lightning II, becoming the UK's first squadron with this advanced V/STOL type. According to the
No. 609 Squadron RAF attempt to counter the Luftwaffe's Focke-Wulf Fw 190 fighter. It became apparent that the Typhoon was better suited for low level attacks against ground targets, such as airfields and armoured vehicles. Before this change of focus, 609 Squadron had become the top scoring squadron in the RAF for the period of early 1943. They were the first Typhoon squadron to achieve 200 kills. The squadron also gained new pilots, including the first German citizen to fly with the RAF, cinematographer Sir Ken Adam. He and his brother Dennis were the first German-born pilots in the RAF, Dennis joining No. 183