Doctor Who: Galaxy 4

The TARDIS lands on a planet on the verge of total annihilation as it drifts too close to the three suns which its orbits.

Running Scared

When an undergraduate commits suicide, his best friend is sent down from university because he did nothing to prevent the death, which he felt was a choice his friend had a right to make.

Doctor Who: Galaxy 4

The Doctor, Vicki and Steven arrive on an arid planet where they meet the beautiful Drahvins and the hideous Rills. Each has crash-landed after a confrontation in space. The Rills are friendly, compassionate explorers. The Drahvins are dull-witted, cloned soldiers, terrorised by the intelligent, warlike matriarch Maaga.