1973

Serials and episodes

• Doctor Who:
  • "The Three Doctors" (in part)
  • "The Green Death"

Events

• Guy Crayford, an astronaut, vanishes while carrying out the first test of the XK-5 space freighter in deep space. Although thought dead after an assumed collision with an asteroid, Crayford's rocket had been hijacked by the Kraals. (DW: "The Android Invasion")
• Sarah Jane Smith goes to Devesham to do a story on the Space Defence Station after Crayford's disappearance. (DW: "The Android Invasion")
• Richard Playle is murdered by Mary. (TOR: "Greeks Bearing Gifts")
• The Llanfairfach Incident. (DW: "The Green Death")
• Jasper Adeola is born. (Class: "Nightvisiting")

Notes

• According to the script for 1996's "Doctor Who", Curtis was born in this year.