- Unknown:
- Philip Broadley
- Unknown:
- Richard Morant
- Unknown:
- Clive Francis
- Unknown:
- David Quilter
- Arranged By:
- Joseph Horovitz
- Designer:
- Barbara Gosnold
- Producer:
- Michael Chapman
- Director:
- Christopher Hodson
- Lord Peter Wimsey:
- Edward Petherbridge
- Harriet Vane:
- Harriet Walter
- Philip Boyes:
- Paul Hastings
- Newsvendor:
- Martin Murphy
- Sylvia Marriott:
- Carol Frazer
- Marjorie Phelps:
- Amanda Murray
- Eiluned Price:
- Alwyne Taylor
- Chief Inspector Parker:
- David Quilter
- Bunter:
- Richard Morant
- Ryland Vaughan:
- Geoffrey Beevers
- Mrs Bullfinch:
- Jo Rowbottom
- Mrs Pettican:
- Patsy Byrne
- Hannah Westlock:
- Tilly Vosburgh
- Norman Urquhart:
- Clive Francis
- Mrs Wraybum:
- Jean Campbell-Dallas
- Miss Booth:
- Judy Cornwell
- Miss Murchison:
- Norma Streader
- Wardress:
- Yvonne Bonnamy
- Pond:
- Timothy Bateson
- House guests:
- Karen Hodson
- House guests:
- , Amanda Orton
- House guests:
- Peter Czajowski
- House guests:
- Nicholas Pritchard
- Freddy Arbuthnot:
- Christopher Scoular
- Bill Rumm:
- Michael Robbins
- Bella Rumm:
- Maggie Flint
- Judge:
- Preston Lockwood
