The crew come under attack from The Planet Magrathea and its missile defense system. Evasive action is needed if they are to survive - could the hapless Arthur Dent save the day? - Improbable Taken From The Hitchhiker's Guide To The Galaxy, Adapted From The Classic Radio Series, Written by Douglas Adams This is a channel from BBC Studios who help fund new BBC programmes. Service information and feedback: https://www.bbcstudios.com/contact/contact-us/