Cast
A convicted thief in Dartmoor prison hides the location of the stolen Bank of England printing plates inside three music boxes. When the innocent purchasers of the boxes start to be murdered, Holmes and Watson investigate.
Basil Rathbone (Acting)
Nigel Bruce (Acting)
Patricia Morison (Acting)
Frederick Worlock (Acting)
Harry Cording (Acting)
Carl Harbord (Acting)
Holmes Herbert (Acting)
Edmund Breon (Acting)
Mary Gordon (Acting)
Ian Wolfe (Acting)
Leyland Hodgson (Acting)
Marjorie Bennett (Acting)
William H. O'Brien (Acting)
Frank Baker (Acting)
Sally Shepherd (Acting)
Jack Curtis (Acting)
Cyril Delevanti (Acting)
Charlie Hall (Acting)
Olaf Hytten (Acting)
Frank Mills (Acting)
Lillian Bronson (Acting)
16 April 1946
16 February 2011
1 February 1946
10 July 2008
1 September 1939
24 March 1943
25 December 1942
22 February 1918
15 June 1945
21 July 1943
28 February 1936
7 December 1990
29 December 1933
26 January 1994
14 November 1986
17 March 1977
28 May 1997
21 July 1971
26 October 1983
26 August 2000
24 May 1946