"the Famous Five" Five On A Secret Trail(1978) -

The Five eventually uncover the truth behind the "ghostly" lights and foil the gang's plot. Production & Reception

They soon discover a gang of criminals is using the cottage to search for a hidden secret tunnel. This tunnel reportedly contains a "precious blueprint" that the criminals are desperate to recover. "The Famous Five" Five on a Secret Trail(1978)

The group meets a young boy, Guy Lawdler, who is involved in a local archaeological dig. The Five eventually uncover the truth behind the

Some viewers criticized the 1978 adaptation for its use of "dark filters" during nighttime scenes, which can make the footage difficult to see even in remastered versions. "The Famous Five" Five on a Secret Trail(1978)

The plot follows the children—Julian, Dick, Anne, George—and their dog Timmy as they go camping near a derelict, ruined cottage on the moorland near Kirrin.