There are 2 films with the same director, 8313 films with the same themes (including 836 films with the same 4 themes than Nervous Night), to have finally 70 suggestions of similar films.
If you liked Nervous Night, you will probably like those similar films :
Peter Facinelli portrays Lucciola, an "opium-addicted has-been sculptor who is a member of a small clique of eccentric foreign artists who have settled in Montmartre, (the capital of the Impressionist movement) to create art, consume drugs and alcohol, and generally wreak havoc", according to writer and director John Charles Jopson. The film is a story about a woman in a man’s world. That woman is Artemesia von Rach, (played by Alicja Bachleda), a woman who takes the mind and heart of Lucciola.