Sir Arthur Conan Doyle
Douglas Henshall
Selden
Tim McInnerny
Harry How
Brian Pettifer
Cleeve
Ralph Riach
Mary Louise Doyle
Erin Rowan
Kingsley Doyle
Ninian Wilson
Jean Leckie
Emily Blunt
Joseph Bell
Brian Cox
Mary Doyle
Sinéad Cusack
Louisa Doyle
Saskia Reeves
Charles Doyle
John Bett
Greenhough Smith
Allan Corduner
Bryan Charles Walker
Anthony Calf
Medium
Anne Raitt
Director
Cilla Ware
Original Music Composer
Malcolm Lindsay
Art Direction
Fiona Gavin
Costume Design
Kate Carin
Writer
David Pirie
Production Design
Andy Harris
Casting
Joyce Nettles
Editor
Colin Monie
Director of Photography
John Rhodes
Hairstylist
Graham Johnston
Makeup Artist
Lorna McGowan