r/serialkillers is a subreddit with 661k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses looking for, worst serial killer, serial killers, worst, and american serial killer, and they frequently recommend/review true crime podcasts and documentary.
Information and news about serial killers.
Popular Themes in r/serialkillers
#1
Advice Requests
: "Surely there must have been lots of serial killers in medieval and early modern times who went unnoticed due to the lack of mass media attention?"
8 posts
#2
Solution Requests
: "Help identifying some murderers from a 1993 album cover (read body text if interested)"
2 posts
#3
Pain & Anger
: "What was the worst mistake a serial killer did to get caught other than Dennis Rader?"
2 posts
Popular Topics in r/serialkillers
#1
Looking For
26 posts
#2
Worst Serial Killer
21 posts
#3
Serial Killers
: "What was the worst mistake a serial killer did to get caught other than Dennis Rader?"
10 posts
#4
Worst
9 posts
#5
American Serial Killer
4 posts
#6
Worst Killer
4 posts
#7
Worst Mistake
: "What was the Worst Mistake a serial killer did to get caught other than Dennis Rader?"
3 posts
#8
Worst Serial Killers
3 posts
#9
Worst Childhood
2 posts
#10
Worst Deviants
1 post
Products Discussed in r/serialkillers
True Crime Podcasts
23 reviews
#1
Red Handed
4.5★ from 2 reviews
#2
Finding Cleo
4.0★ from 1 review
#3
True Crime Garage
5.0★ from 1 review
Documentary
11 reviews
#1
Invincible Monsters
4.0★ from 1 review
#2
The Bridge
5.0★ from 1 review
#3
Violent Minds: Killers on Tape
5.0★ from 1 review
Flair Used in r/serialkillers
#1
News
: "Remembering Janice Ann Ott and Denise Marie Naslund on the date of her passing"
81 posts
#2
Discussion
: "How do ya think serial killers feel about other serial killers?"
39 posts
#3
Image
: "New picture of Ed Kemper surfaces"
29 posts
#4
Questions
: "Why did Gary Ridgway mostly stop killing after 1984?"
26 posts
#5
Other
: "Stephen port (the grindr killer)"
7 posts
#6
Wikipedia
: "In 1952, a Swedish village policeman helped investigate a murder for months. He had committed it himself — and the case is almost unknown outside Sweden."
3 posts
#7
en.wikipedia.org
: "Leopard Society, leopard men, and human leopards were names used for actual or suspected secret societies that operated in West and Central Africa from the late 19th to the mid-20th century."
2 posts
#8
bbc.com
: "German doctor jailed for murder of 15 patients and suspected of more"
1 post
#9
youtu.be
: "Return to Fox Hollow Farm airs on July 8th 2026 on Hulu"
1 post
#10
7news.com.au
: "Thai police probe links to suitcase murders - 2 other bodies in suitcases found in recent months."
1 post
Member Growth in r/serialkillers
Yearly
+26k members(4.2%)
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Last updated: August 22, 2026