Alan Davies

Jonathan Creek

Sheridan Smith

Joey

Jon Campling

Jacques Futrelle

Patrick Poletti

Eli Mencken

Stuart Milligan

Adam Klaus

Sally Plumb

Housewife

Adam James

Alec

Naomi Bentley

Mina

Ciaran McMenamin

Glenn

Katherine Parkinson

Nicola

Jenna Harrison

Elodie

Nicholas Boulton

Lance Gessler

Judy Parfitt

Constance Gessler

Jemma Walker

Candy Mountains

Ellen Ashley

Delia Gunning

Eloise Rakic-Platt

Child Constance

Nick Nevern

Lenny

Charlotte Corner

Young Constance

Graham Vanas

Maitre D'

Kate Mullins

Puppini Sisters

Marcella Puppini

Puppini Sisters

Stephanie OBrian

Puppini Sisters

Andrew Havill

Narrator