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