[6] He is best known for his horror stories, such as The Ohio Love Sculpture and The Road to Mictlantecutli, which appeared in anthologies edited by Alfred Hitchcock, Herbert van Thal, and others.
[8] Cardwell was a president of California's Monterey Peninsula College,[9] and a long-standing member of the Diogenes Club,[3] a Sherlock Holmes appreciation society.
", a Sherlockian pastiche, was published posthumously in 2000, with illustrations by Jean-Pierre Cagnat [fr].
Cardwell's 1964 story "The Revenge" closely resembles a 1947 story, "Revenge" – attributed to an otherwise unknown writer, Samuel Blas[15] – which was twice adapted for television's Alfred Hitchcock Presents (in 1955 and 1985),[1] and was also used as a plot in a number of horror comics.
[16][17] However, as Cardwell is not credited for these adaptations, it remains unclear whether these similarities are coincidental.