File:The Doctor is Infected! (HD) - 42 - Doctor Who

Infected by the sun, the Doctor is a threat to everyone aboard the Pentallian! Can Martha and the crew stop the sun's wrath? Subscribe to Doctor Who for more exclusive videos: http://bit.ly/SubscribeToDoctorWho WATCH MORE: Tenth Doctor: http://bit.ly/DWTenthDoctor Martha Jones: http://bit.ly/DW-MarthaJones Series 3: http://bit.ly/DWSeries3

MORE ABOUT DOCTOR WHO: Welcome to the Doctor Who Channel! Travel in the TARDIS with clips dating back to the Doctor's first incarnation in 1963, all the way through dozens of regenerations. Including behind-the-scenes footage, exclusive videos and our very own show Doctor Who: The Fan Show - this is the place to find all the best official clips.
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