The Hardy Boys / Nancy Drew Mysteries Season 1 Episode 4
The Mystery of the Diamond Triangle
After Nancy and her girlfriend, George, see an automobile run off the road, Nancy tells her boyfriend, Ned Nickerson, to report it to the sheriff. Late the sheriff tells Nancy that his men could not find any signs of an accident, and that the road has been closed for a long time. Nancy attempts to unravel the bizarre occurrence on her own, ad soon finds herself in the midst of danger.
- 1 - 14The Mystery of the Solid Gold KickerMay. 22, 1977
- 1 - 13The Mystery of Jade Kwan YinMay. 15, 1977
- 1 - 12The Mystery of the Ghostwriters' CruiseMay. 01, 1977
- 1 - 11Wipe OutApr. 24, 1977
- 1 - 10The Mystery of the Fallen AngelsApr. 17, 1977
- 1 - 9The Mystery of the Flying CourierApr. 10, 1977
- 1 - 8A Haunting We Will GoApr. 03, 1977
- 1 - 7The Flickering Torch MysteryMar. 27, 1977
- 1 - 6The Mystery of the Whispering WallsMar. 13, 1977
- 1 - 5The Disappearing FloorMar. 06, 1977
- 1 - 4The Mystery of the Diamond TriangleFeb. 20, 1977
- 1 - 3The Mystery of Witches' HollowFeb. 13, 1977
- 1 - 2The Mystery of Pirate's CoveFeb. 06, 1977
- 1 - 1The Mystery of the Haunted HouseJan. 30, 1977