A time corridor forces the Doctor to the London docklands on present-day Earth where a bomb squad watches over some strange, alien canisters. At the other end, a battle cruiser lunches an assault on a prison space station that holds just one prisoner - Davros, creator of the Daleks. Written by
Did You Know?
was surprised that the aspect of the story that the BBC received the most complaints about was not the graphic violence of the serial, but rather that one of the prison crew is seen to be smoking a cigarette early in the first episode. See more
The boom mic shadow can be seen when the Doctor is trying to stabilize the Tardis. See more
The creatures of Earth have no stomach for judicial murder. They prefer to leave you to slowly rot and die. They call it "being humane."