Biggles: Adventure in Time (1986)

A New York businessman is mysteriously transported back in time to the First World War, where he meets the famed British flying ace Biggles. The time traveller discovers he has been sent back to help the daredevil pilot destroy a German secret weapon that could change the course of history. Sci-fi adventure, starring Neil Dickson, Alex Hyde-White and Peter Cushing in his final film role.