Johnny Klebitz (voice)
Jim Fitzgerald (voice)
Billy Grey (voice)
Brian Jeremy (voice)
Terry Thorpe (voice) (as Joshua Burrow)
Clay Simons / Fleeca Commercial Announcer (voice)
Ashley Butler (voice)
David 'Dave' Grossman (voice)
Mr. Roncero (voice) (as Jose Ramon Rosario)
Angus Martin (voice)
Elizabeta Torres (voice) (as Charlie Parker)
Andreas (voice)
Ray Boccino (voice)
Marta (voice)
Malc (voice) (as Walter T Mudu)
DeSean (voice) (as Craig 'Mums' Grant)
Thomas Stubbs III (voice)
Det. Matthews / Irish Gangster (voice) (as Mathew P McCarthy)
Det. McCornish (voice)
Niko Bellic (voice) (archive sound)
Roman Bellic (voice)
Bernie Crane (voice)
Maitre D (voice)
Playboy X (voice)
Luis Fernando Lopez (voice)
Officer (voice) (as Anthony J Mangano)
Crack Ho (voice) (as Genia Morgan)
Chad (voice)
Russian Drug Dealer (voice)
Prisoner (voice) (as T Ryder Smith)
Immigration Agent (voice)
Pretty Boy (voice)
Evan Moss (voice)
Jason Michaels (voice)
Dealer / Holland Man (voice)
Prison Guard (voice)
Barman (voice) (as Gregory Johnson)
Random Biker (voice)
Cook (voice)
Triad 1 (voice)
The New Crowd of Liberty City (voice)
Lost Member / Hustler (voice)
Biker (voice)
The New Crowd of Liberty City (voice) (as M Fletcher)
The New Crowd of Liberty City (voice) (as Marc C. Yarrish)
The New Crowd of Liberty City (voice) (as Skippy 'D')
The New Crowd of Liberty City (voice) (as Liza Mosquito de Guia)
The New Crowd of Liberty City (voice) (as Eric Stricker)
Lost Member / Prisoner (voice) (as Jeffrey C Hawkins)
The New Crowd of Liberty City (voice) (as Joel M Garland)
The New Crowd of Liberty City (voice) (as Chuck Anthony)
The New Crowd of Liberty City (voice) (as Hasan Salaam)
Triads (voice)
Various (voice)
The New Crowd of Liberty City (voice) (as Louis Changchien)
The New Crowd of Liberty City / Holland Man / Bohan Man (voice) (as Vincent C Parker also)
Prison Guard (voice) (as Lazzarus)
Liberty City Cop (voice)
The New Crowd of Liberty City (voice) (as Tony Aroya)
The New Crowd of Liberty City (voice) (as Seiko Suzuki)
Florist Commercial (voice)
The New Crowd of Liberty City (voice) (as Steven J Cambria)
The New Crowd of Liberty City (voice) (as Robert J Santiago)
African American Hipster Teen (voice)
The New Crowd of Liberty City (voice) (as Roy S Woo)
Mayor's Assistant (voice)
The New Crowd of Liberty City (voice) (as Steve MacFadden)
The New Crowd of Liberty City (voice) (as Selena N Singleton)
The New Crowd of Liberty City (voice) (as Andrew Lee)
The New Crowd of Liberty City (voice) (as Arianne Recto)
The New Crowd of Liberty City (voice) (as Andrea L Patterson)
Junkie Lost Biker (voice)
The New Crowd of Liberty City / Police Officer - Integrity 2.0 (voice)
The New Crowd of Liberty City / The Men's Room Caller (voice) (as Lioyd Thompson also)
LCHC Liberty City Hardcore DJ (voice)
LCHC Imaging (voice)
LRR 97.8 Liberty Rock Radio DJ (voice)
Liberty Rock Radio Imaging (voice)
Radio Broker DJ (voice)
Radio Broker Imaging (voice)
The Beat 102.7 DJ (voice) (as Funk Flex)
The Beat 102.7 DJ (voice)
The Beat 102.7 Imaging / Announcer - Split Sides (voice)
The Beat 102.7 Imaging (voice)
WKTT Radio Imaging (voice)
Martin Serious (voice)
Lisa Lynn (voice) (as Carla Renata Williams)
Smithy the Stunt Boy (voice) (as David D. McDonald)
Stacey the Porn Star (voice)
Mark the General Manager (voice)
Brianna (voice)
Ritchie the Fan (voice)
Dorothy WIlliams (voice)
Announcer - The Martin Serious Show (voice)
Mike Whitely (voice)
Jenny Acorn (voice)
Lori Diangelo-Stockton (voice)
Callista Brown (voice)
Jim Harrison / Weazel Network (voice)
Eric House (voice)
Alison Maybury (voice)
Bryan Wilkinson (voice)
Financial Reporter (voice)
CNT Network (voice)
Weazel Network (voice)
Announcer - Republican Space Rangers / Announcer - The Men's Room (voice)
Butch / Soldier / Hispanic Alien (voice)
Commander / HR Officer / President Zane (voice)
Dick / Robot / Intellectual Alien / Young Gay Guy / Old Mexican Janitor (voice)
A History of Liberty Announcer (voice)
Jerome Pilchard (voice)
Milton Savannah (voice)
Lennox Kincade (voice)
Self (voice)
Skin Head Drug Dealer (voice) (archive sound) (uncredited)
Bikers (voice) (archive sound) (uncredited)
Middle Aged Gay Man (voice) (archive sound) (uncredited)
Black NOOSE Member (voice) (archive sound) (uncredited)
Fat Cop (voice) (archive sound) (uncredited)
Street Preacher (voice) (archive sound) (uncredited)
Rob - Higgins Helitours (voice) (archive sound) (uncredited)
Pisswasser Commercial / Mobster (voice) (archive sound) (uncredited)
Gang Member (voice) (uncredited)
Old Woman (voice) (archive sound) (uncredited)
Internet Cafe Worker (voice) (archive sound) (uncredited)
Anthony 'Gay Tony' Prince (voice) (uncredited)
Club Girl (voice) (uncredited)
Isaac Roth (voice) (archive sound) (uncredited)
Tourist (voice) (archive sound) (uncredited)
Triangle Club Bouncers (voice) (archive sound) (uncredited)
Self (voice) (uncredited)
Dork (voice) (archive sound) (uncredited)
Mori Green (voice) (archive sound) (uncredited)
Honkers Club Bouncers (voice) (archive sound) (uncredited)
Old Jewish Man / Businessman (voice) (archive sound) (uncredited)
Business Woman (voice) (archive sound) (uncredited)
Drug Dealer (voice) (archive sound) (uncredited)
Tough Man (voice) (archive sound) (uncredited)
Charlie (voice) (archive sound) (uncredited)
Street Vendor (voice) (uncredited)