I am not quite clear on how you want to link the external hd to your tv. If you mean you want to plug the external hd into your rpi and then plug your rpi into your tv the best way to do that is install one of the XBMC distros for the RPi. I personally use OpenElec and have found it to be great. Bu...

Hi, im really new to all this, all i want to use the Raspberry Pi B for is to link my external HD to my television to watch films.

Please can anyone advise the simplest way to do this?

Thanks in advance.