Doctor Who: Spearhead from Space

The Third Doctor, recently exiled to Earth by the Time Lords, finds himself entangled in a global crisis involving autonomous plastic figures known as Autons and their extraterrestrial creators, the Nestene Consciousness. Arriving in England with his companion Liz Shaw, the Doctor must race against time to uncover the source of the invasion and prevent humanity's enslavement by the sentient plastic.

Spearhead from Space is a landmark serial in Doctor Who history, marking the introduction of the Third Doctor and the show's move to color television, as well as its initial relocation to Earth. It is often praised for its atmospheric tension, the introduction of a more action-oriented Doctor, and the effective design of the Autons. While some aspects reflect the production values of its era, it is generally regarded as a strong and influential start to a new Doctor's era and the show's Pertwee years.

• Praised for its groundbreaking transition to color and its introduction of a more rugged, hands-on Doctor.
• The Autons and the Nestene Consciousness are memorable and effective alien threats.
• The serial successfully establishes the Doctor's exile on Earth and sets a new tone for the series.

Google audience: Audience reception for Spearhead from Space often highlights its historical significance as the first color episode and the debut of a new Doctor. Viewers appreciate the suspenseful plot and the introduction of iconic monsters, though some note the pacing and special effects are characteristic of early 1970s television.

This serial was the first Doctor Who production to be filmed entirely on 16mm film outside of the studio, and the first to be broadcast in full color.