[7] This Hammer production is, in the best way possible, like a live-action episode of Scooby-Doo, complete with pirates, marsh phantoms, scarecrows, and secret identities. The charismatic cast is headlined by Peter Cushing as the dubious town vicar and Patrick Allen as a British captain sent to investigate an alleged smuggling ring. The mystery is as transparent as anything the Scooby gang ever encountered, but …