Derek Jacobi
Sir Derek George Jacobi CBE (born 22 October 1938) is an English actor. Jacobi is known for his work at the Royal National Theatre and for his film and television roles. He has received numerous accolades including a BAFTA Award, two Olivier Awards, two Primetime Emmy Awards, two Screen Actors Guild Awards, and a Tony Award. He was given a knighthood for his services to theatre by Queen Elizabeth II in 1994. Description above from the Wikipedia article Derek Jacobi, licensed under CC-BY-SA, full list of contributors on Wikipedia
Movies
Hamlet
1996
as King Claudius
The Secret of NIMH
1982
as Nicodemus (voice)
Dead Again
1991
as Franklyn Madson
Strings
2004
as Nezo
Underworld: Evolution
2006
as Alexander Corvinus
Gladiator
2000
as Gracchus
Ironclad
2011
as Cornhill
My Week with Marilyn
2011
as Sir Owen Morshead
The King's Speech
2010
as Archbishop Cosmo Lang
Web Series
In the Night Garden
2007
as Narrator (voice)
I, Claudius
1976
as Claudius