Hey! Guess what?  Doctor Who is actually TV show.  Did you know that?  Yup, and for the past 51 (and a bit) years the production team has been attempting special effects with varying degrees of success.  This show, we're hitting the highlights, and lowlights, from all seven Doctors.

WARING: Contains rabbit chasing

Links:
TV Tropes: Special Effects Failure: Doctor Who (WARNING: Beware of holes)
iO9: The Making of Doctor Who's Most Notoriously Bad Special Effects
Doctor Who and the Lame Special Effects of Death
8 Really Good Special Effects in "Classic" Doctor Who
Doctor Who - Timely Effects
Visual Effects - Old Doctor Who