The first of the BBC Doctor Who Adventure Games, City of the Daleks has been released online for download in the United Kingdom for the PC (Mac version to follow on 15th June); the game will only be available for free within the UK, however, and an international version will be commercially available in July.
Warnings about file-share download Trojans
PC Magazine(4th) - Watch Out for Daleks, Sunbelt Advises (Trojan versions)
PC Magazine(4th) - Daleks Attack Your PC! (Except in UK)
Spong(4th) - Reviews// Doctor Who: The Adventure Games
Digital Spy(4th) - BBC explains early Doctor Who release
Gamasutra(4th) - Time to hide behind your keyboard...
BBC TV Blog(4th) - Enter the City Of The Daleks in Doctor Who's new adventure games
Inside Mac Games(4th) - Doctor Who Game Released In UK For PC, June 15th For Macs
io9(4th) - The new Doctor Who Adventure Game really does feel like a missing episode
Play(4th) - Doctor Who: City of the Daleks
Top News Singapore(3rd) - City of the Daleks Game Launched Prior to the Scheduled Date of Launch
Kombo(3rd) - First Doctor Who Adventure Game Materializes
MTV(3rd) - 'Doctor Who' Game Teases U.S. With U.K. Release
Escapist(3rd) - Doctor Who Game Sneaks Out Early
1UP(3rd) - First Doctor Who Game Episode Leaks Out Early
IGN(3rd) - Doctor Who Game Materialises Early
Shacknews(3rd) - First Doctor Who Adventure Game Warps Into UK for Free, on Sale Elsewhere in July
Tech Watch(3rd) - Doctor Who: City of the Daleks game launched
Adventure Gamers(3rd) - Doctor Who materializes today in the City of the Daleks
Kotaku(3rd) - Brits Get Their Free Dr. Who Adventures Early (plus comment, comment)
Den of Geek(2nd) - Doctor Who: The Adventure Games preview
Worth Playing(2nd) - 'Doctor Who: The Adventure Games - City of the Daleks' Full Free Game Available NOW
ve3d(2nd) - Doctor Who: The Adventure Games - Episode #1: City Of The Daleks Released
MCV(2nd) - Doctor Who game goes live
Get Bracknell(2nd) - Can you exterminate the Daleks?
Inside Mac Games(2nd) - Doctor Who: City Of The Daleks Status Update
Digital Spy(3rd) - Second 'Doctor Who' game episode named?