TV Guide Sky Sci-Fi Thursday

The Enterprise crew members are unsure how to react when they are visited by a delegate from a foreign species who have no concept of spoken language, and whose only means of communication appears to be telepathy. Sci-fi adventure, starring Patrick Stewart

Sisko takes command of a bedraggled squadron of Starfleet troops occupying a distant Dominion communications post. The situation could put the Federation one step ahead of their deadly enemy - if they could only figure out how to operate the unfamiliar technology. Sci-fi adventure, starring Avery Brooks, Nana Visitor and Louise Fletcher

A Jaffa priestess from Teal'c's past makes an unexpected appearance - and then shocks the team by claiming to have communicated with her symbiote and gained knowledge that could lead to the destruction of the Goa'uld. Sci-fi drama, guest starring Vanessa Angel, with Richard Dean Anderson

Nick and Hank investigate a string of murders, and learn their chief suspect - a freedom fighter on the run from assassins - is being harboured by Monroe and Rosalee. Guest starring Sebastian Roche

The group anxiously waits for Shane to return, unaware he is trapped inside a derelict school surrounded by the undead - and with every passing minute, Carl grows weaker, leaving Rick and Lori facing the agonising decision of whether to let Hershel operate without the necessary medical equipment. Meanwhile, Daryl and Andrea search for Sophia in the woods. Post-apocalyptic drama, starring Jon Bernthal, Andrew Lincoln and Sarah Wayne Callies