You're trapped in a city filled with aliens determined to kill you. Your task is to escape from the city alive across swamps and lakes.
One of the many ZX Spectrum text adventures that features a time travelling protagonist complete with scarf, hat, sonic screwdriver and a bag of jelly babies.
[+] Users currently playing this game
One of the many games casting the player as The Doctor. You are invited to be a bit too trigger-happy to hit the right tone at that, but the game is at least semi-debugged and more tedious to map than to finish.