Detrás de Cámaras
Bella Donna
Escritor
The Missing Rembrandt
Escritor
In the Soup
Adaptation
The Morals of Marcus
Dialogue
Scrooge
Guionista
The Shadow
Guionista
Black Coffee
Guionista
Lord Edgware Dies
Guionista
The Lodger
Adaptation
Alibi
Guionista
Lord Richard in the Pantry
Guionista
The Last Journey
Guionista
The Wandering Jew
Guionista
The Triumph of Sherlock Holmes
Adaptation
Murder at Covent Garden
Escritor
Deadlock
Escritor
Vintage Wine
Guionista
When London Sleeps
Escritor
D’Ye Ken John Peel?
Guionista
The Ghost Camera
Adaptation
Le Coffret de Laque
Guionista
The Lost Chord
Guionista
Inside the Room
Adaptation
This Week of Grace
Guionista
The Man Who Changed His Name
Escritor, Dialogue
The Lyons Mail
Escritor
A Fire Has Been Arranged
Historia, Adaptation
The Man Outside
Adaptation
The Happy Ending
Escritor
The Last Hour
Escritor