The Black Sheep of Whitehall
Overview
A professor teaching at a correspondence school discovers that a Nazi agent is trying to prevent a trade treaty being signed between England and South America.
Cast

Will Hay
Prof. Davis

John Mills
Bobby Jessop

Basil Sydney
Costello

Felix Aylmer
Crabtree

Thora Hird
Joyce

Henry Hewitt
Prof. Davys
Owen Reynolds
Harman

Frank Cellier
Innsbach

Joss Ambler
Sir John

Frank Allenby
Onslowe
Margaret Halstan
Matron
Barbara Valerie
Sister Spooner