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CillianO'Sullivan
American-born Irish actor

Cillian O'Sullivan

Actor#39,882Born Sep 28, 1989 (age 36)New York, USA
Daily popularity dataMay 13, 2026
Actor Rank
#39,882
Most popular actor
Buzz Score
0.0
Quiet

Buzz Score is Television Stats' daily 0-100+ popularity score for people, based on Wikipedia readership and scaled to compare with TV shows and movies. Methodology

Snapshot

Cillian O'Sullivan at a glance

On May 13, 2026, Cillian O'Sullivan ranks #39,882 among actors with a Buzz Score of 0.0. Cillian O'Sullivan peaked at #17,122 of all time (Jul 17 – Aug 15, 2025). Cillian O'Sullivan ranks #17,245 over the past 365 days.

Peak Buzz Score
0.5
#17,122Peak Rank
Jul 17 – Aug 15, 2025
1-Year Buzz Score
0.1
#17,2451-Year Rank
May 14, 2025 – May 13, 2026
Days at #1
0
Past 365 days
Days in Top 10
0
Past 365 days
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Cillian O'Sullivan Buzz Score History
Daily Buzz Score over the last 30 days
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Cillian O'Sullivan Top TV Shows
Cillian O'Sullivan's shows ranked by Buzz Score
1
Daredevil: Born Again
Daredevil: Born Again
Devlin · 3 ep · 2025 – Present
15.8
2
Chicago P.D.
Chicago P.D.
Shane Sullivan · 1 ep · 2014 – Present
2.9
3
The Blacklist
The Blacklist
Skip Sutherland · 2 ep · 2013 – 2023
2.4
4
Vikings
Vikings
Eirik · 1 ep · 2013 – 2020
2.0
5
Star Trek: Strange New Worlds
Star Trek: Strange New Worlds
Dr. Roger Korby · 4 ep · 2022 – Present
2.0
6
Bull
Bull
Nathan Alexander · 1 ep · 2016 – 2022
0.5
7
In From the Cold
In From the Cold
Chauncey · 8 ep · 2022
0.1
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Cillian O'Sullivan Top Movies
Cillian O'Sullivan's movies ranked by Buzz Score
1
Blue Moon
Blue Moon
2025
1.3
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