Doomcloud (comic story)

Summary
UNIT is in a state of panic. A mysterious spacecraft orbits Earth, waiting to unleash a deadly virus on humanity.

The Doctor and new friend Sarah Jane Smith arrive on Earth, and find the planet facing its greatest threat. Can the Doctor save Earth from a deadly virus, and just what are the creatures who are declaring genocide upon humanity?

It was reprinted as a Fourth Doctor comic story in Mighty Midget Doctor Who Comic, which was given away free with (Mighty) TV Comic #1292.

Characters

 * Third Doctor
 * Sarah-Jane Smith
 * Brigadier Lethbridge Stewart
 * Sergeant Benton

Reprint

 * Fourth Doctor
 * Joan Brown
 * General Maxwell-Lennon

Continuity
to be added

Timeline
For the Doctor For Sarah For the Brigadier
 * This story occurs after: ST: Interesting Times
 * This story occurs before: DW: The Five Doctors
 * This story occurs after: DWAN: Scorched Earth
 * This story occurs before: DWAN: The Time Thief
 * This story occurs after: DW: The Time Warrior
 * This story occurs before: TVC: Signal S.O.S.