Guest Stars Dion Mason Jones as Alun Lloyd Eva Ossei-Gerning as Nia Lloyd Max Dennis as Gwyn Griffiths (5 Years Old) Carli De'La Hughes as Rhiannon Lloyd Jonah Kelly-Fisher as Dewi Davies Macsen Forrest as Gary Pritchard Simon Nehan as Richard Lloyd Rhys ap William as Rhodri Davies Jalisa Andrews as Miss Rees Jessica Sandry as Gwyneth Davies