Episodes - Series Four

4.1 PARTNERS IN CRIME

4.2 FIRES OF POMPEII

4.3 PLANET OF THE OOD

4.4 THE SONTARAN STRATAGEM

4.5 THE POISON SKY

4.6 THE DOCTOR'S DAUGHTER

4.7 THE UNICORN AND THE WASP

4.8 SILENCE IN THE LIBRARY

4.9 FOREST OF THE DEAD

4.10 MIDNIGHT

4.11 TURN LEFT

4.12 THE STOLEN EARTH

4.13 JOURNEY'S END