Guest Stars Charlie Cox as Danny Griffon Sophie Winkleman as Regan Peverill Danny Webb as Tom Pollock Flora Spencer-Longhurst as Jessica Pollock Michael Maloney as Ivor Denniston Jemma Redgrave as Trudi Griffon Marc Elliott as Hal Bose Lizzy McInnerny as Kate Jekyll Adam Smethurst as Locksmith Alex Knight as DI Knox Mark Small as Uniformed PC Dennis Matsuki as Mr. Tanigaki Colin Starkey as Bernard Beech Rosalyn Wright as Air Stewardess Janet Maw as Secretary Jack Ellis as Rex Griffon Michael Hobbs as Club Secretary Uncredited Colin Dexter as College Porter Martin Heathcote as Sgt. Foster Sam Creed as Uni Student Curtis Rivers as Johnny Griffon