Unbeknownst to it's inhabitants, Earth is to be demolished to make way for an intergalactic highway. Arthur Dent (Simon Jones) an unassuming Englishman, is whisked off the planet to safety by his alien friend, Ford Prefect (David Dixon), and launched on a dizzying journey through space and time (with only a towel and a fish to help them) to discover the meaning of life itself.