Detrás de Cámaras
The Shadow
Guionista
Alibi
Guionista
Black Coffee
Guionista
Talking Feet
Guionista
Scrooge
Guionista
Bella Donna
Escritor
The Ghost Camera
Adaptation
The Wandering Jew
Guionista
Juggernaut
Guionista
Le Coffret de Laque
Guionista
D’Ye Ken John Peel?
Guionista
The Lodger
Adaptation
The Last Journey
Guionista
The Lost Chord
Guionista
Lord Edgware Dies
Guionista
Inside the Room
Adaptation
The Triumph of Sherlock Holmes
Adaptation
Three Witnesses
Escritor
Vintage Wine
Guionista
Flood Tide
Dialogue, Screenstory
When London Sleeps
Escritor
The Man Who Changed His Name
Escritor, Dialogue
A Fire Has Been Arranged
Historia, Adaptation
Splinters in the Navy
Guionista, Historia
I Lived with You
Escritor
In the Soup
Adaptation
The Morals of Marcus
Dialogue
The Silent House
Escritor
The Missing Rembrandt
Escritor
The Call of the Sea
Escritor