Hanna was directed by Martin Scorsese.
 White's children's novel and Hanna-Barbera's first feature film not based on one of their TV shows, was released in 1973 by Paramount Pictures
 Led by Marc Levoy, Hanna-Barbera began developing a computerized digital ink and paint system in 1979 to  help bypass much of the time-consuming labor of painting and photographing cels

