Toby Stephens

as Nathaniel Cole

as Malachy Crowley

as Frank Warren

as The Pastor

as Self (archive footage)

as President Van Buren

as Prisoner C33 / Oscar Wilde

as Bill Beaman

as Tony Blair

as Glen 'Bub' Doherty

Writer

as Elyot Chase

as Dr. Farquar

as Self

as Vincent McCarthy

as Riley

as Himself - Narrator (voice)

as Harris

as Narrator

as Dr. Woodleigh

as Dodd

as Peter Tremaine

as Tony Armstrong Jones - Lord Snowdon

as Captain William Gordon

as Christopher Hext • 6 eps

as Self • 1 eps

as Melford Stevenson • 4 eps

as The Gentleman Ghost / Russell Craddock (voice) • 1 eps

as Lionel • 1 eps

as Poseidon • 3 eps

as Damian Cray • 6 eps

as Mark Holgate • 1 eps

as Samuel Petrukhin • 6 eps

as John Robinson • 28 eps

as Dr. Edward Armstrong • 3 eps

as Narrator (voice) • 4 eps

as Captain James Flint • 38 eps

as DI Jack Armstrong • 9 eps

as Crawford Hill • 3 eps

as David Connelly • 1 eps

2 eps

as Edward Rochester • 4 eps

5 eps

as Kim Philby • 4 eps

as Tsar Alexandre Ier de Russie • 2 eps

as Dr. Nick Henderson • 2 eps

as Charles • 3 eps

as Gilbert Markham • 3 eps