表演
gideon ray jr./jaden smith (1 episode, 2014)
eric rodriguez/erod (1 episode, 2012)
william dufresne/that dude in suede (4 episodes, 2011-2012)
琳赛·普莱斯/herself
daniel baxter/batman
christine thompson/the cat (2 episodes, 2009-2010)
dayna munday/angry woman (4 episodes, 2011-2014)
elizabeth skochil/cloak #3 (7 episodes, 2011)
jim troken/ghost of christmas future (6 episodes, 2011-2012)
lindsay ellis/nostalgia chick (30 episodes, 2008-2014)
mara wilson/herself (1 episode, 2012)
justin carmical/jewwario (23 episodes, 2010-2014)
jay chapman/zack (1 episode, 2011)
sean fausz/hope within chaos (3 episodes, 2009-2010)
hope chapman/jesuotaku (10 episodes, 2012)
peter jacobs/himself
victoria turner/bjork (3 episodes, 2009-2012)
benjamin daniel/benzaie (18 episodes, 2009-2012)
paul rugg/himself (1 episode, 2010)
krissy diggs/that chick with the goggles (5 episodes, 2008-2010)
the great luke ski/the muthafuckin' t-rex (2 episodes, 2013-2014)
martin billany/himself - littlekuriboh (2 episodes, 2012-2014)
orlando belisle/malachite (17 episodes, 2010-2013)
allison pregler/obscurus lupa (20 episodes, 2010-2014)
jake norvell/r.o.b. the robot (1 episode, 2012)
brandon bledsoe/civillian (1 episode, 2013)
kyle justin/the guitar guy (3 episodes, 2008-2009)
daren jackson/rap critic (1 episode, 2012)
doug walker/nostalgia critic (364 episodes, 2007-2014)
sarah lewis/mrs. crabtree (1 episode, 2012)
dave myers/cat (3 episodes, 2011)
robert panico/argyle (1 episode, 2010)
lee davidge/3d lee (7 episodes, 2009-2010)
jim favia/barfly #1 (1 episode, 2014)
nick landis/lanipator (2 episodes, 2010-2012)
scott frerichs/kaiserneko (1 episode, 2010)
michael ellis/guy in hotel lobby (2 episodes, 2009)
claire bishop/harley quinn
mike dodd/guy who just heard there was a fight (1 episode, 2009)
greg sestero/mark (1 episode, 2013)
barney walker/barfly #2 (5 episodes, 2011-2014)
michael michaud/guy pushed into doorway (3 episodes, 2008-2011)
phil baron/teddy ruxpin (1 episode, 2011)
john aprigliano/smarty (1 episode, 2012)
jori laws/lighting technician (4 episodes, 2011-2014)
chris niosi/himself - kirbopher (1 episode, 2014)
antonella inserra/bff nella (9 episodes, 2010-2013)
paul schuler/paw (26 episodes, 2009-2013)
brent black/brentalfloss (4 episodes, 2011-2013)
brad jones/cinema snob (33 episodes, 2010-2014)
briana laws/chia child (3 episodes, 2011-2014)
kaylyn dicksion/marzgurl (25 episodes, 2008-2014)
克里斯托弗·洛伊德/himself
james warren/jaffers' roommate (2 episodes, 2011-2012)
kevin baugh/fritz von baugh (6 episodes, 2010)
sandra walker/critic's mom (2 episodes, 2013-2014)
sherri stoner/herself (2 episodes, 2010-2011)
brian lewis/travis crabtree (1 episode, 2012)
george o'hanlon/george jetson (1 episode, 2011)
phelan porteous/phelous (26 episodes, 2010-2014)
thomas hanley/handsome tom (18 episodes, 2009-2014)
lawrence simpson/masakox (1 episode, 2010)
spike spencer/himself (1 episode, 2012)
dena natali/dena (2 episodes, 2010-2012)
paul frees/toucan sam (1 episode, 2009)
james sie/cabbage merchant
curtis arnott/takahata101 (2 episodes, 2010-2012)
terence dellinger/production crew member #3 (1 episode, 2012)
保罗·雷宾斯/pee-wee herman (1 episode, 2009)
詹姆斯 d·罗尔夫/the angry video game nerd
billy smith/dr. gonzo (1 episode, 2009)
jason pullara/lordkat (8 episodes, 2010-2014)
john p. mccann/himself (1 episode, 2010)
mike matei/himself (1 episode, 2008)
todd nathanson/todd in the shadows (19 episodes, 2011-2013)
jaleel white/sonic the hedgehog
玛丽·泰勒·摩尔/herself (1 episode, 2011)
elliot law/megagwolf (1 episode, 2012)
anthony sardinha/nicolas cage (4 episodes, 2012-2014)
ed glaser/man in black #1 (1 episode, 2012)
sabrina ray/malcolm's mom (1 episode, 2014)
詹妮·刘易斯/herself
jerrid foiles/director
dan rizzo/that aussie guy (1 episode, 2009)
scott nemes/himself
patrick burdun/coldguy (2 episodes, 2009-2010)
t.j. kincaid/distressed watcher (1 episode, 2011)
joanna kay/sean young (1 episode, 2013)
joe vargas/angry joe (32 episodes, 2009-2014)
nash bozard/nash (4 episodes, 2011-2013)
mike henry/john herbert
malcolm ray/himself (39 episodes, 2013-2014)
rob walker/santa christ (77 episodes, 2008-2014)
mel blanc/barney rubble (2 episodes, 2009-2011)
julien diaz/sad panda (9 episodes, 2012)
tom neyman/the master
jason laws/dad reading 'the lorax' (2 episodes, 2013-2014)
tom ruegger/himself (1 episode, 2010)
沙奎尔·奥尼尔/himself
trevor mueller/aang (1 episode, 2013)
sam goldberg/guy lynor (1 episode, 2010)
macintalk/nostalgia critic (1 episode, 2009)
jillian zurawski/dolly (3 episodes, 2010-2012)
maurice lamarche/himself (1 episode, 2014)
nikolas freeman/y ruler of time (2 episodes, 2010-2012)
chad rocco/c.r. (11 episodes, 2011-2013)
greg michaud/man in black #2 (1 episode, 2012)
haley barnes/production crew member #1 (1 episode, 2012)
leo thompson/that sci-fi guy (6 episodes, 2012-2013)
tamara chambers/herself (18 episodes, 2013-2014)
elisa hansen/dr. c. tease (9 episodes, 2011-2013)
kyle kallgren/oancitizen (6 episodes, 2011-2013)
holly christine br../holly (4 episodes, 2011-2012)
karl custer/uncle yo (3 episodes, 2012-2013)
rob scallon/superman (2 episodes, 2013-2014)
mickey paradis/8-bit mickey (23 episodes, 2009-2014)
jerrica benton/diamanda hagan (2 episodes, 2012)
bhargav dronamraju/ma-ti (23 episodes, 2008-2012)
rachel tietz/herself (24 episodes, 2013-2014)
henry corden/fred flintstone
chris larios/rollo t (3 episodes, 2009-2010)
brett vanderbrook/captain s (1 episode, 2008)
luke mochrie/luke mochrie (16 episodes, 2011-2012)
nathan ruegger/himself (1 episode, 2010)
justin barnes/production crew member #2 (1 episode, 2012)
bennett white/bennett the sage (26 episodes, 2009-2012)
lewis lovhaug/linkara (40 episodes, 2009-2014)
james jarosz/cloak #2 (23 episodes, 2011-2014)
mat williams/welshy (1 episode, 2012)
mike jeavons/mike j. (3 episodes, 2010-2012)
noah antwiler/the spoony one (39 episodes, 2009-2014)
n. cardena/witch warrior (4 episodes, 2011)
brian heinz/the last angry geek (15 episodes, 2010-2014)
lindsey z. briggs/little miss gamer (3 episodes, 2009-2010)
rob paulsen/himself (1 episode, 2014)
john moschitta jr./micro machines announcer (1 episode, 2010)
mathew buck/film brain (24 episodes, 2010-2014)