Goodnight Sweetheart S05E05 - Pennies from Heaven

Gary desperately needs more wartime five pound notes, but Mrs. Flanagan, Ron's new boss at the printing works, won't let the staff do private work. Desperately short of cash, Gary tries to use his knowledge of the future to bet on certainties at the 1940s race track with an illegal bookmaker. Meanwhile, in 1998, Ron is arrested for counterfeiting white fivers.