Cpt. Marvin

Character

1914 ▷ Appeared once in 'Canon'.
Sep 1914: 'The Valley of Fear'
1916 ▷ Played by Lionel d'Aragon once on Film in 'The Valley of Fear'.
May 1916: 'The Valley of Fear'
1935 ▷ Played by Edmund D'Alby once on Film in 'Wontner films'.
Feb 1935: 'The Triumph of Sherlock Holmes'
1997 ▷ Played by Jonathan Keeble twice on Radio in 'Merrison canon radio dramas'.
23 Mar 1997: 'The Scowrers'
30 Mar 1997: 'The Tragedy of Birlstone'

23 Mar 1997:	'The Scowrers'
30 Mar 1997:	'The Tragedy of Birlstone'