These included Stan Lee, Will Eisner, Vaughn Bodé, Frank Kelly Freas, Harvey Kurtzman, Mike Ploog, Basil Wolverton, Marie Severin, Mike Carlin, editor Marv Wolfman and executive editor Roy Thomas.

"[6] Steve Gerber, who served as Crazy's editor from issues #11-14, and wanted it to be distinctive from the archetypal Mad, said that the goal was to present work that implied the creators were themselves insane.

[7] Gerber's own contributions were often prose stories with a handful of illustrations, such as the "Just Plain Folks" series of bizarre biographies.

The last issue of his run as editor included a darkly comic short story he wrote in college, "...And the Birds Hummed Dirges!

In December 2019, Marvel published a one-shot Crazy featuring new material and two variant covers.

Principal Skinner shows Bart Simpson some of the confiscated contraband in a storeroom at Springfield Elementary School: "Complete collections of Mad, Cracked, and even the occasional issue of Crazy!"