The City of Lost Children (1995) on Netflix

In a surrealistic and bizarre society, children have been abducted by a mad and evil scientist, Krank, who wants to steal their dreams and stop and reverse his accelerated aging process. When the gang of Cyclops kidnap Denree , the little brother of the former whale hunter One, he is helped by the young street orphan girl Miette, who steals for the Siamese Pieuvre, to reach the platform where Krank leaves with his cloned dwarf wife Mademoiselle Bismuth, his six cloned sons and a brain, and rescue the children.