David Gantz contributed to several American comic book publications since the 1940s. He got his education at the High School of Music and Art in New York City and at the National Academy of Design at Iowa State University. He began his career working with Al Jaffee, who introduced him tot he Timely/Marvel staff. His Marvel credits in the 1940s include funny animal work like 'Gandy Goose', 'Mighty Mouse', 'Patsy Walker' and 'Super Rabbit'.
In the 1950s he moved over to terror, romance and mystery stories, and created the character of 'Little Lizzie'. He also did a contribution to the Classics Illustrated series (Mark Twain's 'Huckleberry Finn') and worked with Charles Schulz on the scripts for the 'Peanuts' strip. Throughout the 1950s he worked for several other companies on varying titles, such as St. John, Ziff-Davis, Ace Periodicals and Lev Gleason, often cooperating with fellow artist Ben Brown.
Gantz also did the newspaper strip 'Moxy' for Sponsored Comics for a while. Starting in the 1960s, he did a lot of magazine and book art ('Smokey Bear', 'Yogi Bear', 'G.I. Joe', 'She-Ra'), as well as daily comics like 'Dudley D.' (1961-64), 'Don Q.' (1975-81) and 'Nancy' (mid-1980s). In the 1970s and 1980s he produced some humorous books, such as 'The Wheels Whacker Incomplete Car Catalogue' (a collection of gags, puzzles, riddles, and general and specific misinformation about cars, girls, boys, and life in the U.S.A.) and 'Everyone I Know has Seen an X-Rated Film, Everyone but Me!'. David Gantz died on 14 December 2007, at the age of 85.