8pm, Stargate Atlantis, Sky1
Daniel Jackson pays a special visit to Atlantis, determined to find the secret lab of the ancient scientist Janus. All very well in principle - but his actions inadvertently trigger the arrival of a new, advanced race and they don’t seem all that pleased about their unscheduled trip. This episode is a two-parter, with the conclusion to the story next Tuesday.

9pm, CSI: Miami, Five
Ryan and Alexx arrive at their latest crime scene to find the victim lying in a pool of blood and shattered glass. Ryan insists on dusting the body for prints using a fumigation tent, but a fire breaks out and the whole place goes up like a crystal meth lab - mainly because it is one. Thankfully it takes more than a fiery inferno to faze Horatio -possibly because he can’t see the flames with his sunglasses on.

9pm & 10pm, Ghost Whisperer, Living
SERIES FINALE Melinda has an emotional reunion with her dad Tom (recurring guest star Martin Donovan) when she re-examines the case of a man he convicted for murder, but it wouldn’t be a series finale without a bunch of twists and revelations, and of course a big ol’ cliffhanger at the end…