Syfy TV Guide — Tuesday, 21 July 2026

TV GUIDE

Tuesday, 21 July 2026

Quick jump Tonight's highlights

Browse the full Syfy TV guide for Tuesday, 21 July 2026. 26 programmes listed , including 6 tonight. UK listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.

Early Morning

00:00 1h

Resident Alien

S1 · E1 · Pilot

Sci-fi comedy drama, starring Alan Tudyk

An extraterrestrial takes on the identity of a small-town Colorado doctor and wrestles with the moral dilemma of his secret mission on Earth. Things are just about going okay until he gets roped into solving a local murder, making his assimilation in his new home all the more urgent. Sci-fi comedy drama, starring Alan Tudyk

01:00 1h

Warehouse 13

S1 · E11 · Breakdown

Pete and Myka become trapped in the warehouse

Pete and Myka become trapped in the warehouse, and Artie must answer to his superiors. Sci-fi drama, starring Eddie McClintock and Joanne Kelly

02:00 1h

Warehouse 13

S1 · E12 · Nevermore

Myka returns home to visit her dying father

Myka returns home to visit her dying father, but discovers his illness is the result of exposure to an artefact. Sci-fi drama, starring Eddie McClintock and Joanne Kelly

03:00 1h

The Walking Dead

S6 · E15 · East

Alexandria mounts a wide-scale search when a resident goes missing

The whole of Alexandria is placed on high-alert when one member of the survivor community goes missing, prompting search parties to venture out into the wilds

04:00 1h

Most Haunted

S8 · E13 · Bamburgh Castle

The team visit Bamburgh Castle

Yvette Fielding and a team of investigators visit Bamburgh Castle, Northumberland, where the ghost of an old lady dressed in a green cloak has been spotted falling from the top of the castle with something in her hands, as well as a medieval knight said to wander around the keep

05:00 1h

Most Haunted

S8 · E15 · Spitbank Fort

A lonesome spirit roaming Spitbank Fort

Yvette Fielding and the team investigate ghostly phenomena in the 19th-century military building Spitbank Fort, where a violent and unpredictable lonesome spirit is said to roam

Morning

06:00 1h

Most Haunted

S9 · E8 · Tatton Old Hall

A paranormal investigation at Tatton Old Hall

Carol Thatcher joins Yvette Fielding and the team at Tatton Old Hall, Cheshire, a 15th-century farmhouse home to reports of a mischievous ghostly presence

07:00 1h

Most Haunted

S9 · E9 · Cammell Laird

The old shipbuilding wharves of Cammell Laird

Suspicious shadows, sudden chills and strange movements are among the ghostly activities reported at the old shipbuilding wharves of Cammell Laird

08:00 30m

Teleshopping

Buying goods from the comfort of home

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

08:30 30m

Teleshopping

Buying goods from the comfort of home

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

09:00 30m

Teleshopping

Buying goods from the comfort of home

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

09:30 30m

Teleshopping

Buying goods from the comfort of home

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

10:00 1h

Teleshopping

Buying goods from the comfort of home

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

11:00 1h

Star Trek: Enterprise

S3 · E3 · Extinction

Archer is turned into a primal life form

During a journey to a jungle planet, Archer, Reed and Hoshi become the victims of a mysterious virus that turns them into primal life forms, leaving Phlox in a race against time to find a cure. Sci-fi drama, starring Scott Bakula, Jolene Blalock and John Billingsley

Daytime

12:00 1h

Star Trek: Voyager

S6 · E6 · Riddles

Tuvok suffers severe brain damage

While negotiating with the Kesat government, Tuvok is hit by a powerful energy source that causes severe brain damage - so Janeway sets out to locate the culprits in the hope of finding a cure. Sci-fi drama, starring Kate Mulgrew, Tim Russ and Jeri Ryan

13:00 1h

Stargate Atlantis

S3 · E15 · The Game

Sheppard and McKay rush to stop a war

Sheppard and McKay discover a simulation they have played for a year is actually real, and are forced to put aside their bickering to avoid a bloody war. The pair try to explain their mistake to the characters from the game, but their interference with once peaceful neighbours may have caused irreparable damage. Sci-fi drama, starring Joe Flanigan and David Hewlett

14:00 1h

Warehouse 13

S1 · E13 · MacPherson

MacPherson plans to secretly sell Warehouse artefacts

Artie, Myka and Pete discover MacPherson is planning to secretly sell off Warehouse artefacts

15:00 1h

Warehouse 13

S2 · E1 · Time Will Tell

Pete and Myka visit London to gather clues about MacPherson's plan

MacPherson escapes with items from the warehouse's bronze sector, and Pete heads to London with Myka to gather clues about James's plan

16:00 1h

Stargate SG-1

S7 · E12 · Evolution - Part Two

Part two of two. Daniel is taken hostage

Part two of two. Daniel is taken hostage in South America while searching for an alien device reputed to belong to the System Lord Telchak, so Jack is sent to rescue him. Sci-fi adventure series, starring Richard Dean Anderson

17:00 1h

Star Trek: Voyager

S6 · E6 · Riddles

Tuvok suffers severe brain damage

While negotiating with the Kesat government, Tuvok is hit by a powerful energy source that causes severe brain damage - so Janeway sets out to locate the culprits in the hope of finding a cure. Sci-fi drama, starring Kate Mulgrew, Tim Russ and Jeri Ryan

Tonight's Highlights

18:00 1h

Star Trek: Enterprise

S3 · E3 · Extinction

Archer is turned into a primal life form

During a journey to a jungle planet, Archer, Reed and Hoshi become the victims of a mysterious virus that turns them into primal life forms, leaving Phlox in a race against time to find a cure. Sci-fi drama, starring Scott Bakula, Jolene Blalock and John Billingsley

19:00 1h

Stargate Atlantis

S3 · E15 · The Game

Sheppard and McKay rush to stop a war

Sheppard and McKay discover a simulation they have played for a year is actually real, and are forced to put aside their bickering to avoid a bloody war. The pair try to explain their mistake to the characters from the game, but their interference with once peaceful neighbours may have caused irreparable damage. Sci-fi drama, starring Joe Flanigan and David Hewlett

20:00 1h

Stargate SG-1

S7 · E12 · Evolution - Part Two

Part two of two. Daniel is taken hostage

Part two of two. Daniel is taken hostage in South America while searching for an alien device reputed to belong to the System Lord Telchak, so Jack is sent to rescue him. Sci-fi adventure series, starring Richard Dean Anderson

21:00 1h

Resident Alien

S1 · E2 · Homesick

Harry struggles to get to grips with emotions

In his first week at his new clinic, stranded extraterrestrial Harry struggles to get to grips with that most human of things - emotion. Sci-fi comedy, starring Alan Tudyk

22:00 50m

Grimm

S5 · E10 · Map of the Seven Knights

An opportunity affords Nick the chance to get closer to his ancestors

Monroe receives a call from a relative in Germany that promises to bring Nick closer to his ancestors. However, matters become complicated when it transpires the nefarious group Black Claw is also after the same artifacts. Elsewhere, Renard helps a mayoral candidate get an edge on his opponent, and Trubel confronts Eve about Nick and Adalind. David Giuntoli and Russell Hornsby star

22:50 1h 15m

The Walking Dead

S6 · E16 · Last Day on Earth

The leader of the Saviours teaches Rick a brutal lesson

The sixth series of the post-apocalyptic drama concludes as Eugene is captured by Dwight, a member of the Saviours, who are hell-bent on getting even with the residents of Alexandria. Rick and the gang face further hardship when, in the aftermath of a tragic blow, the Saviours' sadistic leader Negan teaches them a brutal lesson. Guest starring Jeffrey Dean Morgan