In this epic two-part finale, the Doctor comes face to face with the mysterious Missy, and an impossible choice is looming. With Cybermen on the streets of London, old friends unite against old enemies, and the Doctor takes to the air in a startling new role.

Suddenly gripped by a memory of being executed in his second incarnation, the Sixth Doctor travels to Seville to save his past self and ensure his own existence in his present.

As the Twelfth Doctor nears regeneration, he stumbles on his first incarnation, also refusing to change. It takes a captain, a glass avatar and a familiar face to convince the Doctors the universe still needs them.

When disaster hits the Titanic, the Doctor uncovers a threat to the whole human race. Battling alongside aliens, saboteurs, robot Angels and a new friend called Astrid, can he stop the Christmas inferno?

It's Christmas Eve, 1938, when Madge Arwell comes to the aid of an injured Spaceman Angel as she cycles home. He promises to repay her kindness - all she has to do is make a wish.

When brain-swapping aliens attack New York, the Doctor and Nardole link up with an investigative reporter and a mysterious masked superhero known only as the Ghost. Can the Doctor save Manhattan? And what will be revealed when we see behind the mask?

A meeting in a London bus with jewel thief Lady Christina takes a turn for the worse for the Doctor when the bus takes a detour to a desert-like planet, where the deadly Swarm awaits.

The Doctor struggles to help the only remaining crewmember of a crashing gunship. The people of the planet below offer to save his life, but at a dear cost to the life he's lived for hundreds of years.

Adele is suffering from a terrifying recurring dream; a dream that often borders on reality, and even enters it in the form of horrible visions which climax during an evening stroll in the center of Rome. The medical findings don't reveal anything noteworthy and her brother, who was with her that evening, is diagnosed with a simple seizure. Faced with a general skepticism, Adele has no other choice but to turn to the unconventional, so she decides to seek out Dylan Dog - a paranormal investigator

The Doctor arrives in Victorian London. It's Christmas, but snow isn't the only thing descending on the tranquil and jubilant civilization, as familiar silver giants from an alternate reality are amassing in numbers. The Cybermen are on the move again, and the only beings who can stop them are the Doctor and... another Doctor?

The Doctor has retired to 1892 London. Despite the protests of his allies, he is determined to keep out of mankind's affairs. However, a governess named Clara has stumbled upon a plot which only the Doctor can unravel, involving the death of her predecessor in ice and the sinister Dr. Simeon, who controls monsters made of sentient snow. And there is another mystery afoot: Clara is the spitting image of Oswin Oswald, whom the Doctor saw die in the Dalek asylum...

In 2013, something terrible is awakening in London's National Gallery; in 1562, a murderous plot is afoot in Elizabethan England; and somewhere in space an ancient battle reaches its devastating conclusion. All of reality is at stake as the Doctor's own dangerous past comes back to haunt him.

A young bride in the midst of her wedding finds herself mysteriously transported to the TARDIS. The Doctor must discover what her connection is with the Empress of the Racnoss's plan to destroy the world.

When Gummer is hired to capture a deadly creature terrorizing South Africa, he and his new sidekick, Travis Welker, engage in another battle of survival against the fiercely aggressive Graboids.

Orbiting a quiet backwater planet, the massed forces of the universe's deadliest species gather, drawn to a mysterious message that echoes out to the stars. And amongst them, the Doctor. Rescuing Clara from a family Christmas dinner, the Time Lord and his best friend must learn what this enigmatic signal means for his own fate and that of the universe.

Set in puritanical Boston in the mid 1600s, the story of seamstress Hester Prynne, who is outcast after she becomes pregnant by a respected reverend. She refuses to divulge the name of the father, is "convicted" of adultery and forced to wear a scarlet "A" until an Indian attack unites the Puritans and leads to a reevaluation of their laws and morals.

The Doctor and Clara face their Last Christmas. Trapped on an Arctic base, under attack from terrifying creatures, who are you going to call? Santa Claus!

Sherlock Holmes and Dr. Watson find themselves in 1890s London in this holiday special.

After their first adventure with the Hot Tub Time Machine, Lou and Nick are living very well off their ill-gotten gains, while Jacob still cannot rely on Lou to be a positive role model. When an unknown assailant breaks into Lou's mansion and shoots him, Nick and Jacob take him for another trip in the hot tub. They emerge in the year 2025, where they must figure out who shot Lou and prevent it from happening again.

The beautiful princess Odette is transformed into a swan by an evil sorcerer's spell. Held captive at an enchanted lake, she befriends Jean-Bob the frog, Speed the turtle and Puffin the bird. Despite their struggle to keep the princess safe, these good-natured creatures can do nothing about the sorcerer's spell, which can only be broken by a vow of everlasting love.