Audiobook B. J. Harrison Reads Deathworld, written by Harry Harrison. Jason dinAlt is a professional gambler who travels between different worlds in the universe. Right now, he is gambling on the planet Cassylia. One day, he meets the ambassador of Pyrrus – the most hostile world in the universe. Kerk, the ambassador, offers dinAlt money to run a stake up for him. After Jason finally wins the needed amount, he tries to escape with the money, but gets captured.