[1] During World War II, he repudiated family tradition by serving in the United States Army Air Forces, becoming a captain at the age of 20.
He wrote the Broadway comedy The Marriage-Go-Round (1956), which he adapted to the screen, and produced, as a starring vehicle for Susan Hayward, which was released in 1961.
He also produced the first-season Tony Franciosa episodes of The Name of the Game and the short-lived 1972–73 NBC science fiction series Search.
Although only credited as supervising producer of "Saga of a Star-World" (the 1978 pilot episode of the Larson-produced Battlestar Galactica), director Alan J. Levi has alleged that "Stevens wrote the original script.
Stevens's contributions to the New Age Movement, and its relationships to The Outer Limits are discussed in the book Taoism for Dummies (John Wiley and Sons Canada, 2013).
As a playwright, I achieved the rank of night clerk in a hotel at 22, night-ward attendant in a New York psychiatric hospital at 25 and the exalted status of copy boy for Time magazine at 28.