Placement
- contained in Duel: Terror Stories by Richard Mathesoncollection
- contained in Richard Matheson: Collected Storiescollection
- contained in Richard Matheson: Collected Stories Volume Twocollection
- contained in Steel and Other Storiescollection
- contained in The Pseudo-People: Androids in Science Fictionanthology
- contained in The Shores of Spacecollection