Guest Stars Patrick Walshe McBride as Sebastian Brudenell Amber Aga as DI Christina Marlowe Tessa Peake-Jones as Cynthia Sly Denis Lill as Eddie Dogberry Chloe Harris as Stacey Lamb Cliff Parisi as Dennis Regan David Killick as Judge Brimble Remy Beasley as Portia Montgomery Josef Davies as Nate Haplin Alex Caan as Rupert Shylock Josh Harper as Ant Donahue