Hercule Flambeau / Captain Flynn

John Light

Father Brown

Mark Williams

Sergeant Goodfellow

John Burton

Lady Violet

Amanda Mealing

Mrs. Devine / Claudie Blakley

Claudie Blakley

Inspector Sullivan / Chief Inspector Sullivan

Tom Chambers

Lady Felicia Montague / Lady Felicia Montague (voice) / Lady Felicia

Nancy Carroll

Sister Boniface

Lorna Watson

Mrs Dotty Finglesham

Melanie Walters

Brenda Palmer

Ruby May Martinwood

Miss Lipton

Gemma Lawrence

Mrs Bridgette McCarthy / Mrs McCarthy

Sorcha Cusack

Kingsley Wilmot

Michael Simkins

Dr Angus McClurgy

Sylvester McCoy

Marmaduke Snell

Edward Bennett

Gaynor Garfield

Ingrid Oliver

Eddie Devine

Barney Wilkinson

Gillian Fletcham

Saskia Strallen

Harriet Sykes

Sarah Alexander

Bernard Ross

Nicholas Woodeson

Inspector Mallory

Jack Deam

Dr Geoffrey Fleming

Toby Williams

David Sykes

Geoffrey Lumb

Captain Fred Howton

Andrew Scarborough

Jack Wilmot

Jake Simmance

Derek Fletcham

Adam Rhys-Charles

Christine Kipley

Josie Lawrence

Professor Alexander Prichard

Silas Carson

Gabriel Hawksworth

Ian Gelder

Sid Carter

Alex Price

Private John Carson

Alexander Cobb

Rachel Waterson

Ayesha Antoine

Penelope "Bunty" Windermere

Emer Kenny

Oscar Treadwell

Russell Layton

Ronald Devine

Darren Seed

Inspector Valentine / Chief Inspector Valentine

Hugo Speer

Sergeant Albright

Keith Osborn

Canon Damian Fox / Canon Fox

Roger May

Susie Jasinski

Kasia Kołeczek

Blind 'Arry

Alan Williams

Radio Newsreader (voice) / Commentator / Mr. Edward Appleby

Jonathan Rigby

Bishop Talbot

Malcolm Storry

Hornby

Colin Deaney