Dean Winters
Dean Winters (born July 20, 1964) is an American actor, who is known for his roles as Bobby on the YouTube series Wayne, Detective Brian Cassidy on Law & Order: SVU, Detective Russ Agnew on Battle Creek, 'The Vulture' Detective Pembroke on Brooklyn Nine-Nine, Charley Dixon on FOX's Terminator: The Sarah Connor Chronicles, Dennis Duffy on NBC's 30 Rock, Johnny Gavin on FX's Rescue Me, Ryan O'Reily on HBO's Oz. He also portrays "Mayhem" in Allstate commercials.
Acting
Movie
John Wick
as Avi
2014
TV
Law & Order: Special Victims Unit
as Brian Cassidy
1999
TV
Brooklyn Nine-Nine
as Keith 'The Vulture' Pembroke
2013
Movie
Teenage Mutant Ninja Turtles: Out of the Shadows
as Bartender
2016
Movie
P.S. I Love You
as Tom
2007
TV
American Dad!
as (voice)
2005
TV
Sex and the City
as John McFadden
1998
Movie
Rough Night
as Detective Frazier
2017
Movie
Palmer
as Jerry
2021
TV
American Gods
as Mr. Town
2017
TV
CSI: Miami
as Raymond Caine
2002
Movie
Conspiracy Theory
as Cleet
1997
TV
Terminator: The Sarah Connor Chronicles
as Charley Dixon
2008
TV
Oz
as Ryan O'Reily
1997
Movie
The Out-Laws
as Vince Millen
2023
TV
30 Rock
as Dennis Duffy
2006
TV
Last Week Tonight with John Oliver
as Brett
2014
Movie
Lost Girls
as Dean Bostick
2020
TV
Unbreakable Kimmy Schmidt
as Bunny (voice)
2015
TV
Wayne
as Bobby
2019
TV
Saturday Night Live
as Ryan O'Reily (uncredited)
1975
Movie
Father of the Year
as Geoff
2018
Movie
Highest 2 Lowest
as Det. Higgins
2025
Movie
Hellraiser: Hellseeker
as Trevor Gooden
2002
