Self - Author, 'Angels of Death' / Self - Author, 'The Road to Hell' (2 episodes, 2007-2009)
Agent MOPD / Self - Independence, Missouri PD (2 episodes, 2008-2010)
Cowboy / Demetrius Hollaway (2 episodes, 2009)
Self - Author, 'Running With the Devil' (1 episode, 2007)
Self - Det., formerly Portland PD (1 episode, 2007)
Self - Chicago PD (Retired) (1 episode, 2008)
Self - San Francisco Examiner (1 episode, 2009)
Asian Gang Leader (1 episode, 2010)
Self - ATF Special Agent (1 episode, 2007)
Self - singer, Extreme Hatred (1 episode, 2007)
Self - Undercover ATF Agent (1 episode, 2008)
Self - Author, 'Biker' (1 episode, 2009)
Self - Former FBI Agent (1 episode, 2009)
Self - former skinhead (1 episode, 2007)
Self - Rocky Mountain Information Network (1 episode, 2007)
Self - Undercover Police Officer (1 episode, 2008)
Self - Former FBI Undercover Hells Angel (1 episode, 2009)
Self - Author, 'The Biker Trials' (1 episode, 2009)
Self - Southern Poverty Law Center (1 episode, 2007)
Self - Las Vegas Metro Police (1 episode, 2007)
Self - Former Gang Investigator (1 episode, 2009)
Self - Montreal Police Department, Retired (1 episode, 2009)
Self - Author, 'The Biker Wars' (1 episode, 2008)
Self - Former Undercover Agent (1 episode, 2009)
Self - San Francisco Police Department Gang Task Force (1 episode, 2009)
Self - Assistant U.S. Attorney (1 episode, 2008)
Self - Hamilton Police Department (1 episode, 2009)
Self - Gang Expert (1 episode, 2009)
Self (1 episode, 2007)
Self - ATF Undercover Informant (1 episode, 2007)
Self - Author, 'Hells Angels At War' (1 episode, 2008)
Self - Mongol (1 episode, 2009)
Self - Author, 'A History of Outlaw Clubs' (1 episode, 2008)
Self - Former Mongols National President (1 episode, 2009)
Self - Former Outlaw (1 episode, 2008)
Self - Mongols National President (1 episode, 2009)
Self - Former Outlaw Ol' Lady (1 episode, 2008)
Self - founder of White Aryan Resistance (1 episode, 2007)
Self - Special Agent, DEA (1 episode, 2008)
Self - investigator, Riverside DA (1 episode, 2007)
Self - civil rights attorney (1 episode, 2007)
Narrator (1 episode, 2007)
Self - Ex-Aryan Brotherhood Member (1 episode, 2007)
Self - Folsopm Prison Gang Investigation Unit (1 episode, 2007)
Self Detention Sgt (1 episode, 2007)
Self - Corrections Officer (1 episode, 2007)
Self - Folsopm Prison Guard (1 episode, 2007)
Self - Corcoran Prison Investigative Unit (1 episode, 2007)
Self - CA Dept. of Corrections (Ret.,) (1 episode, 2007)
Self - Corcoran Prison Investigtive Unit (1 episode, 2007)
Self - Federal Defender's Office (Ret.) (1 episode, 2007)
Self - CA Dept. of Corrections (1 episode, 2007)
Self - Folsom Prison Museum (1 episode, 2007)
Self - Corcoran Prison Gang Unit (1 episode, 2007)
Self - Los Angeles County Sherriff's Gang Unit (1 episode, 2007)
Self - Asistant US Attorney (1 episode, 2007)
Self (1 episode, 2008)
Raul (1 episode, 2008)
Gang Member (1 episode, 2008)
Darby's Accomplice (1 episode, 2008)
Hmong gang member #3 (1 episode, 2008)
Robert Quiroga (1 episode, 2008)
(1 episode, 2008)
Zoe Pound Informant (1 episode, 2008)
Show Producer / Writer (1 episode, 2008)
Officer Chris Tayson (1 episode, 2008)
Self (1 episode, 2009)
Member (1 episode, 2009)
Dog fighter / Gang member (1 episode, 2009)
Maserati Rick (1 episode, 2009)
Shooter (1 episode, 2010)
Terry L Stewart (1 episode, 2010)
Self (1 episode, 2010)
Self - Assistant US Attorney, Washington (1 episode, 2010)
Asian Gang Member (1 episode, 2010)
Self - Snohomish City Sheriff's Department (1 episode, 2010)
Self - Spokane PD (retired) (1 episode, 2010)
Self - Michael 'Santa' Walsh's sister (1 episode, 2010)
Captain MOPD (1 episode, 2010)
Agent MOPD (1 episode, 2010)
Galloping Goose MC (1 episode, 2010)
Self - Seattle PD (1 episode, 2010)
Self - Washington State Police (1 episode, 2010)
Self - Monroe PD (1 episode, 2010)
Thug / shooter (uncredited) (1 episode, 2008)