Holmes was a regular voice actor in the 1950s science fiction radio shows Dimension X and X Minus One.
The trio's appreciation for the genre and differing tastes brought a unique quality to the program, which was an eclectic mixture of science fiction news, reviews, readings, filk music, occasional on-air listener phone calls, interviews, and playing of science fiction radio shows such as "X Minus One" and "The Hitchhiker's Guide to the Galaxy".
X Minus One | Music Minus One | Minus Story | Privilegium Minus | Plus-Minus (Stockhausen) | Minus the Herd | Minus Eighty | Love Minus Zero/No Limit |