Helen Baxendale

Character: Agatha Christie

Blake Harrison

Character: Travis Pickford

Jacqueline Boatswain

Character: Audrey Evans

Gina Bramhill

Character: Grace Nicory

Daniel Caltagirone

Character: Eli Schneider

Thomas Chaanhing

Character: Frankie Lei

Scott Chambers

Character: Clarence Allen

Vanessa Grasse

Character: Nell Lewis

Jodie McNee

Character: PC O'Hanauer

Elizabeth Tan

Character: Jun Yuhuan

Morgan Watkins

Character: Rocco Vella

Alistair Petrie

Character: Sir Malcolm Campbell