“Shada” is an adventure originally conceived as the last of the seventeenth season of the classic “Doctor Who” series but never broadcast. It’s a six-part adventure written by Douglas Adams and directed by Pennant Roberts in the original parts and by Charles Norton in the ones filmed in 2017.

The story

Skagra is mentally connected to a group of people. He wakes up, breaks contact, and then abandons them on the space station, from which he departs. His goal is to find Salyavin, a Time Lord condemned to be locked up in the Shada Prison, whose location is top secret.

The Fourth Doctor (Tom Baker) and Romana II (Lalla Ward) go to Cambridge to see Chronotis, a Time Lord who took up residence at the university as a professor. Chronotis intends to return a book brought from Gallifrey that holds arcane powers connected to the ancient times of his civilization. He realizes that the book was borrowed by Chris Parsons, a student who realizes its oddities by examining it together with his friend Clare Keightle.

“Paradise Towers” is an adventure of the twentyfourth season of “Doctor Who” classic series, which aired in 1987. It follows “Time and the Rani” and it’s a four parts adventure written by Stephen Wyatt and directed by Nicholas Mallett.

The Seventh Doctor (Sylvester McCoy) and Melanie Bush (Bonnie Langford) are looking for a pool and land in the Paradise Towers, which are supposed to be a luxury high-rise building. However, they immediately realize that the place is deteriorated.

The two travelers meet a gang of girls and realize that the Paradise Towers are still inhabited but have turned into a sort of urban jungle. There’s the Caretaker Corps but their strict observance of the rules doesn’t really help the situation.

“The Creature from the Pit” is an adventure of the seventeenth season of “Doctor Who” classic series, which aired in 1979. It follows “City of Death” and it’s a four parts adventure written by David Fisher and directed by Christopher Barry.

After intercepting a distress signal, the Fourth Doctor (Tom Baker) brings the Tardis to the planet Chloris, where metals are rare. Upon their arrival, he and Romana II (Lalla Ward) discover the remains of a huge egg in the jungle but don’t have time to study it because they get captured by locals.

The two travelers discover that the sentient inhabitants of the planet Chloris are ruled by the cruel Lady Adrasta, who controls the extraction of the very little existing metals. Opponents are thrown into the Pit, where an enormous Creature lives.

“The Sun Makers” is an adventure of the fifteenth season of “Doctor Who” classic series, which aired in 1977. It follows “Image of the Fendahl” and it’s a four parts adventure written by Robert Holmes and directed by Pennant Roberts.

Cordo can longer pay taxes that are getting higher all the time and decides to end his life. The arrival of the Fourth Doctor (Tom Baker) and Leela (Louise Jameson) interrupts his suicide attempt and the man explains to the two travelers the reasons for his desperation.