The Fifth Doctor and his companions arrive on the planet Castrovalva, a seemingly idyllic utopia. However, they soon discover that Castrovalva is a carefully constructed illusion designed to trap the Doctor. He is suffering from a rare disease and needs to rest, but the inhabitants of Castrovalva have their own sinister plans for him. The Doctor and his TARDIS crew must unravel the truth behind Castrovalva's deceptive facade before it's too late.

Castrovalva is often seen as a challenging start to Peter Davison's tenure as the Doctor, praised for its ambition and the Doctor's vulnerability but criticized for its slow pacing and somewhat confusing plot. It marked a significant shift in the series, introducing a younger, more human Doctor, which divided opinion among fans.

• Praised for introducing a more relatable and fallible Doctor.
• Criticized for its initial slow pacing and complex narrative.
• Considered an ambitious but uneven start to a new Doctor's era.

Google audience: Audience reception for Castrovalva is mixed, with many appreciating the introduction of Peter Davison's Doctor and the exploration of his character's fragility. However, some viewers found the story convoluted and the pacing to be a drawback.

Castrovalva was the first Doctor Who story to be broadcast in its entirety in color, although the Doctor himself is shown to be suffering from an illness that causes him to appear jaundiced.