1987 is a year in the 20th century.
- The Syndicate inject a group of children in a southern state with cloned alien DNA during a routine inoculation. (TXF: "The Erlenmeyer Flask")
- Alfred Fellig sends a renewal form to the New York City Police Department to keep his position as a crime scene photographer. (TXF: "Tithonus")
- Dean Tencate disappears in Pocatello, Idaho. His mother Kathy Lee Tencate is convicted of his homicide after a note in her handwriting is found. She is sentenced to twelve years in prison. (TXF: "Sein Und Zeit")
- Former Marine Sergeant John Doggett is hired by the New York City Police Department, Fugitive Division as a Detective. (TXF: "Within")
- According to Jeffrey Spender in 2002, Samantha Mulder passes away. (TXF: "The Truth")
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