- Writer:
- Mark Harris
- Adapted from "Boswell for the Defence" by:
- James Boswell
- Film Cameraman:
- Stuart Wyld
- Film Recordist:
- Gordon Forsyth
- Film Editor:
- Robert Bathgate
- Designer:
- Guthrie Hutton
- Producer:
- Roderick Graham
- Director:
- Gareth Davies
- James Boswell:
- David McKail
- John Reid:
- Alec Heggie
- Janet Reid:
- Isobel Black
- Lord Auchinleck:
- Andrew Keir
- Lord Justice Clerk:
- Rikki Fulton
- Lord Advocate:
- Jerome Willis
- Nasmith:
- Ron Bain
- Ritchie:
- Walter Carr
- Dr Grant:
- Tony Roper
- Dr Monro:
- John Breslin
- Rev MacQueen:
- Alexander Morton
- William Gardner:
- John Malcolm
- Daughter Janet:
- Tracey Spence
- Benjamin Reid:
- Iain Stewart
- Daniel Reid:
- Christopher Spence
- Margaret Boswell:
- June Andrews
- Veronica Boswell:
- Hannah Young
- Keith Ralph:
- Robert Howie
- Lord Coalston:
- David Steuart
- Lord Kames:
- Russel Waters
- Clerk of Justiciary:
- Carey Wilson
- William Black:
- David Mowat
- Robert Shaw:
- Jimmy Yuill
- Boy:
- John Sharp
- William Gordon:
- Robbie Coltrane
- John Robertson:
- John Murtagh
- Charlie:
- Sandy West
- Andrew Bennet:
- James Kennedy
- Mrs Bennet:
- Katy Gardiner
- Lord Alva:
- Michael McKenzie
- Lady Alva:
- Fiona Black
- Guest:
- Arthur Boland
- Whore:
- Wilma Duncan
- Whore:
- Anne Myatt
- Stirling Jailer:
- Ian Stewart
- Hangman:
- Alastair Cording
