Immediately after signing a contract by the May-Film-GmbH, the Danny Kadern GmbH wanted her and offered her a two-year contract. They had to pay a transfer fee and Maria Zelenka signed the contract which was the beginning of an impressive film career.
The actress Maria Zelenka began her impressive career at the theater where she was engaged at the Stadttheater Nuremberg, the Hoftheater Mannheim, the k.k. Hofburgtheater Vienna and Hoftheater Munich.
In the 20's followed the height of her extensive career.
Her career ended with the rise of the sound film.
The way to the film business was unusual. In a newspaper she read the advertisement:
"Young and pretty actress will be trained to a first-class actress by a capable director. She got in touch with the company and got a contract on the base of two months by the May-Film-GmbH.