The Churches Media Council has a good section on the Passion production by the BBC, with a good quality printable leaflet.
ReJesus is gearing up for the series as well, with an evolving section of links, resources for all ages, prayers, readings, etc.
The BBC final schedules for Easter week are online, and there are some other interesting programmes planned, including a mystery play in an Manchester inner city estate, and several other religious themed programmes.
Update: the CMC site has posted the programme times: with a synopsis of each episode.
Palm Sunday 8pm
Monday 17th March 8,30pm
Good Friday 9pm
Easter Sunday, time TBC