Iwan Rheon
Adolf Hitler (1 eps)
Rupert Grint
Gustl (1 eps)
Eddie Marsan
Bob Dylan (1 eps)
Paul Ritter
Dave (1 eps)
Katherine Parkinson
Ange (1 eps)
David Threlfall
Samuel Beckett (1 eps)
Ben Chaplin
Cary Grant (1 eps)
Aidan Gillen
Timothy Leary (1 eps)
Noel Clarke
Muhammad Ali (1 eps)
Osy Ikhile
Joe (1 eps)
Danny John-Jules
Don King (1 eps)
Lucian Msamati
Herbert Muhammed (1 eps)
Jessica Gunning
Border Officer (1 eps)
Cavan Clerkin
Cabbie (1 eps)
Madeleine Bowyer
Marianne Roussimoff (1 eps)
Vincent Londez
Boris Roussimoff (1 eps)
Bob Cryer
Pascal (1 eps)
Dustin Demri-Burns
Josef (1 eps)
James Fleet
The Professor (1 eps)
Vincent Franklin
Alexander (1 eps)
Florence Hall
Klara (1 eps)
David Newman
Franz Schultz (1 eps)
Nicola Reynolds
Landlady (1 eps)
Karolina Stefańska
Prostitute (1 eps)
Margaret Clunie
Marcie (1 eps)
Henry Goodman
Grant's Father (1 eps)
Marcia Warren
Grant's Mother (1 eps)
Zephryn Taitte
Anthony (1 eps)
Tim Stern
Auctioneer/Journalist (1 eps)
Simon Schatzberger
Negotiator (1 eps)
David Ellis
Policeman (1 eps)
Liam Macdonald
Andre Roussimoff (1 eps)