Filming began in April 1945, and ended in June. Filming was almost all on sets at the Warner Bros. studio. Warners' veteran set designer, Anton Grot, designed the interiors of the Carroll mansion in England.
Filming started in April 1945 and ended in June. Most of the shooting took place on sets at the Warner Bros. studio.  The set designer Anton Grot was responsible for designing the interiors of the Carroll mansion in England.