Margaret Rutherford (Miss Jane Marple), Arthur Kennedy (Dr. Quimper), James Robertson Justice (Mr. Ackenthorpe), Muriel Pavlow (Emma Ackenthorpe), Charles 'Bud' Tingwell (Inspektor Craddock), Thorley Walters (Cedric Ackenthorpe), Conrad Phillips (Harold), Ronald Howard (Brian Eastley), Joan Hickson (Mrs. Kidder), Stringer Davis (Mr. Stringer), Geraldine McEwan (Miss Marple), Griff Rhys Jones (Dr. David Quimper), David Warner (Luther Crackenthorpe), Niamh Cusack (Emma Crackenthorpe), Ben Daniels (Alfred Crackenthorpe), Charlie Creed-Miles (Harold Crackenthorpe), Ciaran McMenamin (Cedric Crackenthorpe), Pam Ferris (Elspeth McGillicuddy), Tim Stern (Attendant), Michael Landes (Bryan Eastley), Juliette Mole (Anna Stravinska), David Beames (Bryan Eastley), Mona Bruce (Mrs. McGillicuddy), Nicholas Blane (Paddington Porter), Katy Jarrett (Mary), Leslie Adams (Desk Sergeant), David Horovitch (Detective Inspector Slack), Ian Brimble (Detective Sergeant Lake), Rhoda Lewis (Mrs. Brogan)