Old-fashioned vehicles, a policeman on a bike and now a 1957 telephone directory! What on earth was going on?.. As he walked out into the daylight his mind was in total confusion.... It was beginning to dawn on Brian that he had travelled back in time! But how could that happen? Questions crowd into his mind as Brian Wilberforce Parsons finds himself alone, dazed and friendless in 1950s London. His troubles, however, have only just begun. Very soon he is swept up in a whirlwind of non-stop action and adventure, and catapulted into the front line of a battle to save the world from alien domination. Would he ever be able to return to his home and family?