TV Guide Syfy Tuesday

A sulphurous mist spreads through a newly built skyscraper in the city with mysterious creatures lurking beneath that attack the employees. The situation tests the nerve of new operations manager Jenny Lewis as events inside unfold and the team races to rescue trapped executives before it is too late. Connor sets out to develop an anomaly detector for the team to use, while Abby takes an instant dislike to his latest love interest. Douglas Henshall and Hannah Spearritt star

Yvette Fielding and a team of experts visit Craig-y-Nos Castle, which was once a TB hospital and later became the estate of opera singer Adelina Patti. The star supposedly haunts the building, and playing the song Home Sweet Home is said to summon the ghost

Wesley is accepted for Star Fleet Academy, but he must first join Picard on a final mission to sort out a mining dispute on Pentarus Five. Patrick Stewart and Wil Wheaton star

Part one of two. Archer finds himself in a race against time when he has to make a pact with several Xindi factions to stop their superweapon being launched. Sci-fi drama, guest starring Josette DiCarlo, Mary Mara and Ruth Williamson

Aliens implant false memories of psychological trauma inside O'Brien's brain, causing him anguish as he tries to fulfil his regular duties. While Bashir attempts to find a way to cure him, he begins to experience visions - which drive him to the point of suicide. Starring Colm Meaney and Alexander Siddig

The team's new anomaly detector fails on its first outing when a paintballer is attacked at an adventure park. Refusing to accept the machine does not work, Cutter starts to think of a conventional explanation, while Connor disgraces himself by accidentally shooting the park's mascot. When the real culprit is revealed, the professor is forced to consider the possibility of human involvement as well as an anomaly. Guest starring Casualty's Gillian Kearney

An anomaly opens underwater, dragging a teenager into a flooded drain leading to a canal. As the team launches a frantic search, Jenny narrowly escapes with her life when her boat is attacked by a shark - although the youngster is not so lucky. The team is convinced he was killed by the big fish, but Cutter is not so sure, believing there is a different creature out there. Sci-fi drama, starring Douglas Henshall, Lucy Brown and Hannah Spearritt

Part one of two. Archer finds himself in a race against time when he has to make a pact with several Xindi factions to stop their superweapon being launched. Sci-fi drama, guest starring Josette DiCarlo, Mary Mara and Ruth Williamson

Rush is found in a coma in the neural interface chair, so Amanda uses her simulation program to connect with him in the ship's matrix. Trouble arises, however, leaving Eli to make a difficult decision in a bid to return the doctor to his body. Meanwhile, Telford sends Young, Scott and Richard Woolsey on a clandestine mission after the Langarans refuse Homeworld Command's request for Dr Rodney McKay to use their planet's core as a power source

The team's new anomaly detector fails on its first outing when a paintballer is attacked at an adventure park. Refusing to accept the machine does not work, Cutter starts to think of a conventional explanation, while Connor disgraces himself by accidentally shooting the park's mascot. When the real culprit is revealed, the professor is forced to consider the possibility of human involvement as well as an anomaly. Guest starring Casualty's Gillian Kearney

An anomaly opens underwater, dragging a teenager into a flooded drain leading to a canal. As the team launches a frantic search, Jenny narrowly escapes with her life when her boat is attacked by a shark - although the youngster is not so lucky. The team is convinced he was killed by the big fish, but Cutter is not so sure, believing there is a different creature out there. Sci-fi drama, starring Douglas Henshall, Lucy Brown and Hannah Spearritt