Barber, Asa, (-)
--Last Train to Limbo, 1970. (Playboy, July, 1970.)
Baum, Thomas, (1940- )
--On Location, 1970. (Playboy, July, 1970.)
Beaumont, Charles, (1929-1967)
--The Monster Show, 1956. (Playboy, May, 1956.)
Bloch, Robert, (1917-1994)
--Word of Honor, 1958. (Playboy, August, 1958.)
Bradbury, Ray, (1920- )
--The Illustrated Woman, 1961. (Playboy, March, 1961.)
--The Lost City of Mars, 1966. (novelette) (Playboy, January, 1967.)
Brown, Frederic, (1906-1972)
--Puppet Show, 1962. (Playboy, November, 1962.)
Brown, T. K., III, (-)
--Man with a Past, 1963. (Playboy, May, 1963.)
Calvino, Italo, (1923-1985)
--The Origin of Everything, 1968. (Playboy, March, 1968.)
Clarke, Arthur C., (1917- )
--The Food of the Gods, 1964. (short short) (Playboy, May, 1964.)
--Dial "F" for Frankenstein, 1963. (short short) (Playboy, January, 1964.)
Matheson, Richard, (1926- )
--The Splendid Source, 1956. (Playboy, May, 1956.)
Neal, H. C., (-)
--Who Shall Dwell ..., 1962. (novelette) (Playboy, July, 1962.)
Niven, Larry, (1938- )
--Leviathan! 1970. (Playboy, August, 1970.)
Nolan, William F., (1928- )
--Papa's Planet, 1968. (Playboy, April, 1968.)
Thomas, Theodore L., (1920- )
--December 28th, 1959. (Playboy, December, 1959.)