Fans mainly remember Deadwood, HBO’s gritty Western drama, for its leads, but more than a few big-name stars appeared on the show as well.
This might be a bit of a cheat since ZZ Top is comprised of more than one person, and they’re also not actors; however, they certainly were notable guest stars for the show. This famous band is known for their hit songs like “Legs” and “Sharp Dressed Man.
Billy Gibbons and Dusty Hill, the two heavily bearded members of the classic rock group, show up in what ended up being the series finale. They appear uncredited as townsmen, and given the look of the people of Deadwood, they blend right in.
complete article: https://screenrant.com/deadwood-forgotten-guest-stars-kristen-bell-nick-offerman/
Related: ZZ Top in Back To The Future III with Michael J Fox (article, videos)