Starring: David Selby, Terry Molloy

Immortal wanderer Quentin Collins has done his best to stay on the sidelines of the Second World War, but now he's been recruited by the British Secret Service. His mission: to infiltrate the castle of Professor Moloch in the heart of the Black Forest.

Starring: William Russell, Philip Pope

Ian finds himself in a shrine to his own past, and on the run with a man named Pendolin. From Coal Hill School to the Crusades, Ian’s history is unfolding. And a confrontation with a deadly enemy with a voracious appetite awaits...

Starring: Colin Baker, Nicola Bryant, Dan Starkey

1872. After finding a strange signalling device on the moon, the Doctor and Peri travel to the depths of the English countryside to track down the source of its transmissions. But they're not the first aliens to arrive on the scene...

Starring: Sylvester McCoy, Sophie Aldred, Philip Olivier

Arriving in the North of England in the late 1980s, Ace and Hex seek refuge at the home of Albert and Peggy Marsden in the hours before the outbreak of World War 3. Meanwhile, the Doctor is missing. Will there be anyone left for him to rescue?

Starring: Pamela Salem, Simon Williams, Karen Gledhill, Hugh Ross

After the mysterious events at Coal Hill School in 1963, the British government created the Counter-Measures group, a specialist team that investigates strange phenomena and dangerous technology.

Starring: Pamela Salem, Simon Williams, Karen Gledhill, Hugh Ross

A missing scientist and ghostly phenomena bring Gilmore and Allison to a factory in Bermondsey, and the discovery of a science that should not exist. As Rachel Jensen returns to help them, a new future for Counter-Measures is set in motion...