Eugenio Juan Zappietro, better known by his pseudonym Ray Collins (born February 29, 1936), is an Argentine retired comic book writer.
[2] He began his writing career at the age of 23, encouraged by Julio Anibal Portas of Abril publishing, who suggested that he should use an American pseudonym.
[3] Hugo Pratt commissioned him his first comic, Precinto 56, which had a police theme and was drawn by Jose Muñoz.
[4] The 1983 Italian-French science fiction film Yor, the Hunter from the Future was based on the comic.
Beginning in 1979, he continued the comic Dennis Martin, with drawings by Lito Fernandez.