Leopoldo Torre Nilsson (5 May 1924 – 8 September 1978), also known as Leo Towers and as Babsy, was an Argentine film director, producer and screenwriter.

In 1954 he directed Días de odio, based on Jorge Luis Borges's short story Emma Zunz.

In 1956 he directed Graciela, based on Carmen Laforet's novel Nada, winner of Nadal Literary Prize 1944.

A novelized biography of Torre Nilsson, El Gran Babsy (ISBN 950-07-0895-7), by Mónica Martín, was published in 1993.

Another biography, Leopoldo Torre Nilsson: Imagen y Poesía (ISBN 987-04-0581-9) was published in 2006 by the newspaper La Nación and the Aguilar editorial house.