The SlammerSeries 6: The Slammer ReturnsEpisode 1: Mumble and SonCBBCFirst broadcast: Fri 16th May 2014, 17:20 on CBBC HDLatest broadcast: Sat 29th Aug 2020, 10:55 on CBBC ChannelEntertainment show. The Governor is in for a big surprise as he prepares for the arrival of Mumford & Sons.ContributorsActor:Ted RobbinsActor:Ian KirkbyActor:Scarlet HazeldineActor:The Harper BrothersWriter:Ciaran MurtaghWriter:Andrew JonesSeries Producer:Steve RydeDirector:Jeanette GoulbournGenresChildren'sEntertainment & ComedyBrandThe SlammerSeriesThe Slammer: Series 6: The Slammer Returns Source: BBC Online