Synopsis
After Miss Jane Marple is made a trustee of a merchant marine training vessel, a fellow trustee is poisoned before a string of murders unfolds on board.
Cast
Margaret Rutherford
Lionel Jeffries
Charles Tingwell
William Mervyn
Joan Benham
Stringer Davis
Nicholas Parsons
Henry Oscar
Miles Malleson
Derek Nimmo
Gerald Cross
Francis Matthews
Norma Foster
Terence Edmond
Lucy Griffiths
Bernard Adams
Tony Quinn
Edna Petrie
Creator & Executive Producers
George Pollock
