TV NIGHTLY
Tonight
What to watch
What's new
Browse
Top charts
Top TV shows
Top movies
Best episodes
Top seasons
Most loved
Watch guides
Best shows of 2026
Best movies of 2026
Best TV of the 2010s
Best episodes ever
Underrated shows
Underrated movies
Compare
Compare shows
Compare movies
Upcoming & new
Upcoming TV
TV premieres
Upcoming movies
New on streaming
Renewals & dates
Find your next watch
What to watch
Get a recommendation
Watch orders
TV watch orders
Episode rankings
Networks
All networks
TV genres
Drama
Comedy
Crime
Sci-Fi
Fantasy
Horror
Mystery
Thriller
Action
Romance
Supernatural
Anime
Movie genres
Action
Adventure
Animation
Comedy
Crime
Drama
Fantasy
Horror
Mystery
Romance
Sci-Fi
Thriller
Browse everything
/
Tonight
What to watch
What's new
Top charts
Top TV shows
Top movies
Best episodes
Top seasons
Most loved
Watch guides
Best shows of 2026
Best movies of 2026
Best TV of the 2010s
Best episodes ever
Underrated shows
Underrated movies
Compare
Compare shows
Compare movies
Upcoming & new
Upcoming TV
TV premieres
Upcoming movies
New on streaming
Renewals & dates
Find your next watch
What to watch
Get a recommendation
Watch orders
TV watch orders
Episode rankings
Browse everything
Cast of
To Catch a Killer
Overview
Next episode
Release date
Best episodes
Ratings graph
Similar shows
Cast
Main cast
Brian Dennehy
as John Wayne Gacy
Martin Julien
as Koslo
Margot Kidder
as Rachel Grayson
Meg Foster
as Attorney Carlson
Michael Riley
as Joe Kozenczak
Scott Hylands
as Paxton
Crew
Eric Till
Director
2 eps
