Sky Sci-Fi HD Saturday

Yvette Fielding and the team explore Mary King's Close, a 17th-century building in Edinburgh reported to house the spirits of plague victims

Yvette Fielding and a team of experts visit the Wellington Hotel, a 17th-century coaching inn at Boscastle in Cornwall, which is rumoured to be haunted by the ghost of Thomas Hardy

A chance for viewers to purchase goods from the comfort of home

A chance for viewers to purchase goods from the comfort of home

A chance for viewers to purchase goods from the comfort of home

A chance for viewers to purchase goods from the comfort of home

A chance for viewers to purchase goods from the comfort of home

Troi's mother arrives on a flying visit, desperate to find a man - and makes a beeline for Picard

A mission becomes personal for Worf when a former love arrives on the Enterprise to act as emissary between the Federation and a renegade group of Klingons

A combat practice simulation in preparation for a possible Borg attack turns deadly when the Enterprise is ambushed by a Ferengi battle-cruiser. Patrick Stewart stars

Commander Riker succumbs to an alien poison and falls into a coma, leaving Dr Pulaski with an unenviable dilemma. Diana Muldaur stars

The main computer breaks down just as a starburst is about to take place, leaving the crew in mortal danger. Patrick Stewart stars

A Kazon warship is crippled in an accident caused by Federation technology, raising the possibility that someone aboard Voyager is to blame

The Doctor is the only one left unaffected when an alien life form transforms the crew into pure energy. Sci-fi adventure, with Kate Mulgrew and Robert Picardo

An assault on the shuttle leaves Chakotay fighting for his life and Tuvok acting in a peculiar manner. Sci-fi adventure, starring Robert Beltran and Tim Russ

The Vedeans subject B'Elanna Torres to a series of genetic experiments in an effort to develop a cure for their wasting illness. Sci-fi drama, starring Roxann Biggs-Dawson

A scientist who invented a weapon that nearly wiped out the Talaxian species arrives on the ship with distressing news for Neelix. Sci-fi drama, starring Ethan Phillips

Rick and his friends are allowed to enter the CDC, but things inside are not quite what they seem. Post-apocalyptic drama, starring Andrew Lincoln

The group heads to a military base after narrowly avoiding an explosion, and the search for a missing Sophia leads to disaster for Rick's son Carl

Carl ends up fighting for his life after being accidentally shot by a ranch hand hunting for deer, leading the group to a farm owned by a doctor who sets about saving the boy

Shane is trapped inside a derelict school surrounded by the undead, while Daryl and Andrea search the woods for Sophia. Post-apocalyptic drama, with Jon Bernthal and Andrew Lincoln

Daryl ventures into the woods to find Sophia, while Dale and T-Dog get a shock as they collect water from the well. A hunt for medical supplies ends unexpectedly for Glenn

A ship is sunk by a mutant shark, which hunts the survivors to a deserted atoll that is sinking beneath the waves. Horror, starring Carmen Electra and Charlie O'Connell

Yvette Fielding and a team of experts visit the Guild Hall in Leicester to discover if previous occupants are still making their home in the building

Yvette Fielding visits Greengate Brewery in Middleton, Greater Manchester, to investigate ghostly goings-on such as barrels moving in the cellar and a dark figure in the attic