Guest Stars Anastasia Hille as Celia Baptiste Ace Bhatti as Nadeem Dorka Gryllus as Zsofia Arslan Conrad Khan as Will Chambers Miklós Béres as Andras Juszt Stuart Campbell as Alex Chambers Gabriella Hamori as Kamilla Agoston Caroline Boulton as Grace Jamie Maclachlan as Toby Atanáz Babinchak as Balázs Dobos Kevork Malikyan as Mehmet Arslan David Z. Miller as Viktor Emma D'Arcy as Girl at NA Meeting Gusztáv Molnár as Police Desk Sergeant David Alwyn as Embassy Security Guard