Ruby the Galactic Gumshoe is a science fiction radio drama series by the ZBS Foundation, written by Thomas Lopez. The first series, Ruby: Adventures of A Galactic Gumshoe, was created in 1982. In each story, the title character Ruby is hired to solve a metaphysical problem. New series have been released every few years, reaching Ruby 11 in 2023. Ruby is played by actress Laura Esterman.