Cast & creator
Cassius M. Willis
Best known for CSI: Crime Scene Investigation, Criminal Minds, NCIS
Also known as: Cassius Clay, Cassius Willis
Movies
4
film credits
Series
17
television credits
Career
21
2000–2017 · acting roles
Credit score
7.2
average across scored titles
Signature credits
Known for
Across film & television
Filmography (21)
Showing 21 of 21 credits
Series
★ 7.6
CSI: Crime Scene Investigation
Craig Jay
2000
Series
★ 8.3
Criminal Minds
FBI SWAT Team Leader
2005
Series
★ 7.6
NCIS
Russell Wallace
2003
Series
★ 8.6
House
Cop
2004
Series
★ 7.5
NCIS: Los Angeles
NCIS Special Agent Russell Wallace
2009
Series
★ 8.2
Brooklyn Nine-Nine
Agent Mazzarino
2013
Series
★ 8.1
Mad Men
Sergeant
2007
Series
★ 7.3
CSI: NY
Reporter #2
2004
Series
★ 7.2
Scandal
Senator Bushnell
2012
Series
★ 8.1
Ghost Whisperer
Campus Security Guard
2005
Series
★ 7.0
Las Vegas
Detective Franklin
2003
Series
★ 7.5
Weeds
Piano Player
2005
Series
★ 7.1
Brothers and Sisters
Secret Service Agent
2006
Series
★ 7.5
Revenge
Detective Robert Gunther
2011
Series
★ 7.6
American Crime Story
Michael Knox
2016
Movie
★ 6.1
The Pacifier
Boat Captain
2005
Movie
★ 7.5
Zodiac
Uniform Cop
2007
Series
★ 5.4
Vanished
Capitol Police Officer
2006
Series
★ 5.7
Training Day
Billy
2017
Movie
★ 5.9
Earth to Echo
Calvin
2014
Movie
★ 5.5
Portrait of Love
Frank Robbins
2015