James D'Arcy

as J.A.R.V.I.S.

as Self - Interviewee

as Henry Rayner-Hunt

as narrator

as Magnus Taylor

as Self - Narrator (voice)

as Sam

as Patrick Blackett

as James

as The Voice of God

as Adam Cornwell

as Edwin Jarvis (voice)

as Ludovico Sforza

as DSI Cassian Pewe

as Captain Drey

as Adam Bird

as Julian

as Trevor Rhodes

as Jarvis

as Jack Sinclair

as Narrator

as Filip Becker

as Narrator (voice)

as Colonel Winnant

as Henry

as James D'Arcy (voice)

as Banquo

as Paul Anderson

as Maximilian Jones

as Edwin Jarvis

as Mossi

as Thomas Schaeffer

as Eric Zimit

as Lee Ashworth

as Narrator

as Captain Alec Osborn

as Anthony Perkins

as Bobby

as Young Rufus Sixsmith / Old Rufus Sixsmith / Nurse James / Archivist

as Mark

as Tom

as Thomas Anson

as Anson

as Edward

as Sam

as Lt. Cdr. Ian Fleming

as Alexis

as Dr. Roger Fallon

as Jock Colville

as Dr. Peter Eastman

as Jack Adams

as Duncan

as Bishop

as Tom Bertram

as Toby Clifford

as Self

as Cain Johnson

as Tiberius Gracchus

as Professor Alex Banks

as Richard Powell

as Jerry Burton

as Father Francis

as 1st Lt. Thomas Pullings

as Barnaby F. Caspian

as Sherlock Holmes

as Sir Gawain (voice)

as Guy Thompson

as Jack

as Jake Martel

as Nicholas Nickleby

as Ernie Coyne

as Young Groom

as Pte. Colin Daventry

as Phil

as Blifil

as Lord Cheshire

as Nicholas Jenkins (student)

as First Friend

as Jonathan Maybury

as Franny Roote

as Derek Kettering

as Nicholas Hawthorne (Aged 22)

as Self