Guest Stars Ivanno Jeremiah as Inspector Barnes Jack Bandeira as Quill Kipps Rhianna Dorris as Kat Godwin Louise Brealey as Pamela Joplin Paddy Holland as Bobby Vernon Morven Christie as Penelope Fittes Luke Treadaway as Golden Blade Ben Crompton as Julius Winkman Rico Vina as Ned Shaw Michael Clarke as Skull