Doctor Who: The Sontaran Stratagem & The Poison Sky

Martha Jones summons the Doctor back to UNIT and modern-day Earth, but an old enemy lies in wait.

• Douglas MackinnonDirector
• Helen RaynorWriter

• David TennantThe Doctor
• Catherine TateDonna Noble
• Freema AgyemanMartha Jones
• Bernard CribbinsWilfred Mott
• Jacqueline KingSylvia Noble
• Rupert Holliday-EvansColonel Mace
• Ryan SampsonLuke Rattigan