The First Offence is a 1936 British low-budget "quota quickie"[1] drama film directed by Herbert Mason, produced by Michael Balcon for Gainsborough Pictures and distributed by Gaumont-British Distributors.

The cast includes John Mills, Lilli Palmer and Bernard Nedell.

It is a remake of the 1934 French film Mauvaise Graine, directed by Billy Wilder.

A wealthy doctor's rich and spoiled son, Johnnie Penrose joins a gang of car thieves in France after being denied a car by his father.

The film was originally called Bad Blood and was going to star Paul Robeson.