Shadowgram is a fanzine by Marcy Robin devoted to the television series Dark Shadows.
Shadowgram was first published in 1979. It is a newszine devoted to current events and news about Dark Shadows festival and fan conventions, video and DVD releases, books, collectibles, CD audio dramas from Big Finish productions, the current activities of Dark Shadows personnel, including stage, television, and film appearances, awards, books, and personal details.
Also included is the column "Fan News" in which fans keep each other updated on their own work, including zines, travels to conventions, and other accomplishments.
Marcy Robin collaborated with Kathleen Resch, editor of The World of Dark Shadows, in the book Dark Shadows in the Afternoon, released in 1991.