Sydney Box
Frank Sydney Box (29 April 1907 – 25 May 1983) was a British film producer and screenwriter, and brother of British film producer Betty Box. In 1940, he founded the documentary film company Verity Films with Jay Lewis.[2] He produced and co-wrote the screenplay, with his then wife director Muriel Box, for The Seventh Veil (1945), which received the 1946 Oscar for best original screenplay.[3] Sydney and Muriel married in 1935, had a daughter Leonora the following year, and divorced in 1969.
Crew

Subway in the Sky
Producer

Dear Murderer
Screenplay, Executive Producer

The Seventh Veil
Writer, Producer

Daybreak
Writer, Producer

The Brothers
Producer, Writer

Floods of Fear
Producer

The Years Between
Producer, Screenplay

Street Corner
Screenplay, Producer

The Man Within
Screenplay, Producer

O.H.M.S.
Producer

Forbidden Cargo
Screenplay, Producer

To Dorothy, a Son
Producer

The Blind Goddess
Writer

Don't Take It to Heart
Producer

Jassy
Producer

Here Come the Huggetts
Writer

Holiday Camp
Screenplay, Producer

Portrait from Life
Writer

A Girl in a Million
Writer, Producer
Men of Tomorrow
Producer

Let's Ask the Ladies
Screenplay

My Brother's Keeper
Production Manager

Deadlier Than the Male
Executive Producer

Once Upon a Dream
Producer

Christopher Columbus
Writer, Executive Producer

The Flemish Farm
Producer

The Passionate Stranger
Writer, Producer

Too Young to Love
Writer, Producer

The Truth About Women
Writer, Producer

So Long at the Fair
Producer

The Happy Family
Writer, Producer

29 Acacia Avenue
Screenplay, Producer

On Approval
Executive Producer
Ten Tips for Tackling Tanks
Director

Good-Time Girl
Writer, Producer
W.V.S.
Producer
Alibi Inn
Writer
Sweet Success
Scenario Writer

The Upturned Glass
Producer

Easy Money
Executive Producer, Screenplay

Broken Journey
Producer

The Beachcomber
Producer

The Prisoner
Executive Producer

Eyewitness
Producer

The Treasure of San Teresa
Producer

The Night We Dropped a Clanger
Executive Producer

Piccadilly Third Stop
Producer
We Serve
Producer

Out of Chaos
Producer

Jig-Saw: Careless Talk Costs Lives
Executive In Charge Of Production
Famous Scenes from Shakespeare No. 2: Macbeth Act II, Scene 2 and Act V, Scene I
Producer