Brian Jackson

James McAvoy

Alice Harbinson

Alice Eve

Rebecca Epstein

Rebecca Hall

Julie Jackson

Catherine Tate

Josh

Simon Woods

Spencer

Dominic Cooper

Patrick Watts

Benedict Cumberbatch

Tone

James Corden

Bamber Gascoigne

Mark Gatiss

Dr. Morrison

Guy Henry

Michael Harbinson

Charles Dance

Rose Harbinson

Lindsay Duncan

Des

John Henshaw

Lucy Chang

Elaine Tan

Speaker for Nuclear Disarmament

Nicholas Gleaves

Marcus

Sule Rimi

Colin

Ian Bonar

Martin Jackson

James Gaddas

University Challenge Competitor

Robert Cawsey

University Challenge Competitor

Rasmus Hardiker

Hippie at the Party

Joe Van Moyland

Young Brian

Joseph Friend

University Challenge Coordinator

Ben Willbond

Cleaning Lady

Su Elliot

Waiter

Gerard Monaco

Cleaner

Su Elliott

Nigel De Havilland

Raj Ghatak

Anthony Salmon

Reuben-Henry Biggs

Cordelia Sykes

Bethan Bevan

Tristram Neville

Tom Allen

Television Director

Kenneth Hadley