Sherlock Holmes

Andrew Osborn – Played the first TV Sherlock Holmes in
the UK, in The Mazarin Stone (BBC, 29 July 1951), a pilot for a
series starring Alan Wheatley. He went on to produce BBC’s
Maigret.
Henry Oscar – Appeared in the 1922 UK provincial tour of
Doyle’s play The Speckled Band.
Peter O’Toole – The voice of Holmes in American cartoon
adaptations of Conan Doyle’s four novels in 1983, one retitled
The Baskerville Curse.
Reginald Owen – After playing Watson to Clive Brook’s
Holmes, Owen himself starred as the Great Detective in A
Study in Scarlet (1933)  for World Wide, USA, a  film  he  co-wrote
with Robert Florey.
Geoffrey Palmer – Grizzled British actor who starred in The
Mask of Moriarty at the Haymarket Theatre, Leicester. The
performance ran from 11 June to 11 July 1987.
Michael Pennington – Starred in the US TV movie The
Return of Sherlock Holmes, in which the Great Detective is
discovered in suspended animation by Watson’s great-grand-
daughter Jane. It aired in America on 10 January 1987.
WR Perceval – Star of the rewritten play An Adventure in the
Life of Sherlock Holmes, first performed at the Theatre Royal,
Garston, Liverpool, on 8 May 1902 (see John Lawson).
Ronald Pickup – Silky-voiced British actor who appeared in
BBC Radio 3 play The Singular Case of Sherlock H and Sigmund F
by Cecil Jenkins. It was transmitted on 6 February 1990.