writer, David Haig ; producers, Michael Casey, Douglas Rae ; director, Brian Kirk ; a co-production of Ingenious Broadcasting in association with Octagon Films with the participation of Bord Scannán na hÉireann/Irish Film Board ; in association with Granada International ; an Ecosse Films and WGBH/Boston production
music by Richard Rodgers ; lyrics by Oscar Hammerstein II ; produced by Christine Sacani ; teleplay by Lawrence D. Cohen ; directed by Richard Pearce ; Touchstone Television Productions, Inc. ; Trillium Productions, Inc. and White Cap Productions in association with Jaffe/Braunstein Films Ltd
a Showtime presentation ; [presented by] Tomlin and Wagner Theatricalz ; written by Jane Wagner ; directed and photographed by John Bailey ; produced by Paula Mazur
dramatized by Clive Exton ; director, Andrew Grieve ; producer, Brian Eastman ; produced by Carnival Films in association with A & E Television Networks and Agatha Christie LTD