After Martha Jones parts company with the Doctor, his TARDIS collides with another, and he comes face to face with one of his previous incarnations.
David Tennant
Peter Davison
Freema Agyeman
Score: 6.1
Score: 6.9
Score: 6.9
Score: 5.4
Score: 6.7
Score: 6.9
Score: 7.8
Score: 7.2
