Atlas Obscura have written another article including the myth that Hitler wanted Du Cane Court as his UK HQ.
Excerpt: Du Cane Court is a strikingly beautiful Art Deco apartment building in Balham, South London. It opened in 1937 with 676 apartments, making it one of the largest blocks of flats to be found anywhere in Europe. With its distinctive curves and Art Deco styling, Du Cane Court was the height of modernity. Its sleek lobby, marbled pillar entryway, and top floor social club, with a bar and restaurant on the 7th floor, made it a widely popular home for many actors and music hall stars in the 1930s.
Read more directly on Atlas Obscura.