As creative partner with fellow underground creator Fred Schrier, using the name "Overland Vegetable Stagecoach," they worked on Mother's Oats Funnies, published by Rip Off Press from 1970 to 1976.

Records.The "Black Death Malt Liquor" shirt regularly worn by Howard Hesseman on WKRP in Cincinnati in his role as Dr. Johnny Fever was designed and drawn by Sheridan.

[citation needed] His illustrations appeared in Ramparts, and he produced a series of cannabis labels for the fictitious California Homegrowers Association (with cartoonist Pat Ryan).

Sheridan's detailed graphic style lent itself well to the fantastic imagery needed to lampoon Castaneda's drug-related Central American-cum-New Age sorcery.

[3] A biography — Dave Sheridan: Life with Dealer McDope, the Leather Nun, and the Fabulous Furry Freak Brothers — which reproduces most of his comix and graphics work, was published by Fantagraphics Books in 2018.