The first series sees Gary get himself suited and booted for a date with Phoebe. Then when he returns to warn Phoebe of an impending air raid, he is unsure what to say to Yvonne.
In the second series, Ron persuades Gary to make a profitable trip back to 1940, a tall, dark stranger enters Phoebe's life and Gary visits a counsellor to help save his ailing marriage.
Gary faces up to the prospect of fatherhood in two eras 55 years apart. Meanwhile, Ron is excited to move into a new flat and Reg finds domestic strife threatening his job prospects.
Gary discovers his son is a fellow time-traveller - but struggles to explain away his 18-month-old companion to modern-day wife Yvonne and a bomb scores a direct hit on the time portal.