Julie Mason (Zara Ramm), known as Auntie Jules to Josh and Elsie: Jason and Jemima's mum, Christopher's wife and Grandpa's daughter. When he puts the cap on Grandpa shrinks and creates comic mayhem, but somehow Grandpa and Jason always manage to save the day. In the United Kingdom, the first season was released on DVD by Warner Home Video from 2010-2011, with Decode Enterprises securing the deal in July 2009. Grandpa in My Pocket is a British children's comedy-drama television series commissioned by Michael Carrington for CBeebies, the BBC's dedicated pre-school and nursery channel targeting children aged 2–7 years. Grandpa wants to prove otherwise, which may come in use when Mr Marvelloso "magics" Jamima's watch away.

According to the BBC press office, " Grandpa in My Pocket explores the hugely important relationship between grandchildren and grandparents by turning it on its head". A rich and snobby visitor to Sunnysands has a plan to make the "Terrible, Old" town a better place - to purchase the town outright and paint it purple like her. Fourth instalment of the CBeebies children's comedy drama following the adventures of Grandpa (James Bolam) and his magical shrinking cap. But when he takes the "talking" robot that Grandpa made, but Grandpa has his own idea of coming back. Only his grandson, Jason (Jay Ruckley), knows about this magic cap, which shrinks Grandpa to a size small enough to fit into Jason's pocket.

Grandpa, pretending to be a magic Bike, helps Mr Liker-Biker gain confidence in the charity bike race.

Mum wants to take a perfect Family Photo, but trouble lies in the form of Great Aunt Loretta, who has brought a dog groomer to groom Beowulf to the way she wants him. Mr Liker-Biker ( Phil Gallagher): The optimistic local biker who is more interested in the gear than actually cycling.Five episodes of the BBC children's comedy drama following the adventures of Grandpa (James Bolam) and his magical shrinking cap, which only his grandson, Jason (Jay Ruckley), knows about.