Andy McGrath sets out on a captivating journey into British Ufology, uncovering notorious cases across the country as he explores the Welsh Triangle and revisits UFO landing sites.

In London, Andy McGrath visits Britain's oldest shop and the inspiration for Alice in Wonderland's Mad Hatter, drinks coffee with a corpse at a Macabre Museum, uncovers a sacrificial altar in an ancient chalk mine, and discovers a 19th-century time machine hidden in an urban cemetery.

Andy McGrath heads to Scotland, learning about a terrifying family of cannibals who used to prey upon weary travellers, and the prehistoric origins of the Loch Ness monster.

Andy McGrath heads to the home of palaeontology on Dorset's Jurassic Coast and braves the collapsing cliffs of Lyme Regis to bring back one of its many fossils. While in the county, he investigates UFO-infested hillforts, haunted castles, chalk giants and shares a song with the fairies at the Singing Barrows of Weymouth.

Andy McGrath embarks on a megalithic adventure to track down the site of the original Stonehenge, meets a childhood eyewitness of Wales' most famous UFO incident, and takes part in a comedic hunt for the Welsh Wildman.

Andy McGrath makes a startling discovery at the site of the Rendlesham UFO Incident, has an amusing encounter whilst investigating Suffolk's demon dog Black Shuck, gets up close and personal with Saxon treasure and burial rites, and sends Psychic Medium Simi to investigate one of Britain's most haunted inns.

In Gloucestershire, Andy McGrath receives basic military training at a Civil War re-enactment, embarks upon a hunt in the creepy surroundings of Littledean Jail with paranormal researcher Jane, fights back against the spectre of old age at St Anthony's Well, and investigates the story of the last woman to be prosecuted for witchcraft in England.

Andy explores Wiltshire's mysterious megaliths and barrows, visits a medieval meadery and encounters a religious pilgrimage at the site of a freshly made crop circle.

Andy searches for dragons in Somerset, visits the grave of Arthur and Guinevere and tests the healing waters of a spring once used to wash the Holy Grail. 

Andy McGrath explores Devon's pre-history in an ancient cavern, takes a crime-through-time tour of Dartmoor's prison museum, and uncovers the terrifying legend behind Arthur Conan Doyle's The Hound of the Baskervilles.

Andy McGrath returns to Cornwall, searching for legends. He meets a real-life mermaid, stalks a local churchyard for owl men and faeries, and stops off at a haunted smugglers' inn to learn about its ghostly residents.

Andy McGrath embarks on a mission to unearth the Cornish sites of King Arthur and tries magnet fishing for the mythical sword Excalibur. Plus, a renowned psychic investigates a haunted jail and possessed house.

Andy McGrath joins a team of Nessie experts and volunteers to carry out the biggest search for the Loch Ness Monster in 50 years, utilising the latest hi-tech equipment.