表演
乔·莫顿/henry deacon (76 episodes, 2006-2012)
cameron park/doctor (2 episodes, 2007)
kavan smith/deputy andy 2.0 (21 episodes, 2010-2012)
爱德·奎恩/nathan stark (30 episodes, 2006-2010)
paul moniz de sa/lincoln (2 episodes, 2007-2008)
tamlyn tomita/kim anderson (5 episodes, 2006-2009)
nico samano/jo's dad (2 episodes, 2011-2012)
奥利薇亚·阿波/dr. abby carter
tembi locke/grace monroe (24 episodes, 2010-2012)
乔丹·莘森/zoe carter (50 episodes, 2006-2012)
阿莱克斯·费瑞斯/boy (2 episodes, 2010-2011)
达夫·弗雷/dr. plotkin
marie west/singer (2 episodes, 2010)
wesley salter/technician (5 episodes, 2010-2012)
martin christopher/doctor (3 episodes, 2007-2009)
艾瑞卡·塞拉/jo lupo (77 episodes, 2006-2012)
paula lindberg/neural engineer #1 (4 episodes, 2011-2012)
万尼亚·阿什/lucas (12 episodes, 2007-2009)
paul lazenby/mp (2 episodes, 2010)
加布丽·罗丝/carol taylor (2 episodes, 2007-2008)
里拉·沙维斯塔/julia golden
nevaeh kidd/jenna blake (3 episodes, 2011-2012)
garwin sanford/congressman faraday (2 episodes, 2006-2007)
jackie gonneau/computer voice (6 episodes, 2011-2012)
shayn solberg/spencer martin (7 episodes, 2006)
michael brock/jasper cole (2 episodes, 2007)
布里奇特·霍夫曼/computer voice (5 episodes, 2008-2009)
弗兰西丝·费舍/eva thorne (8 episodes, 2008)
jennifer clement/susan perkins (2 episodes, 2006)
科林·费格森/jack carter
karissa tynes/stephanie (2 episodes, 2007)
barclay hope/gen. mansfield (8 episodes, 2007-2010)
桑娅·本妮特/callie curie (3 episodes, 2007)
温明娜/u.s. senator michaela wen (7 episodes, 2011-2012)
andrew cownden/chem tech (2 episodes, 2009-2012)
kim poirier/dr. maria leonardo (2 episodes, 2009-2011)
马特·弗里沃/jim taggart (18 episodes, 2006-2012)
bryan wilson/baker twin #2 (6 episodes, 2006-2012)
hamza adam/soldier (2 episodes, 2010)
泰·奥尔森/deputy andy (2 episodes, 2009-2010)
rob labelle/walter perkins (2 episodes, 2006)
martin cummins/dekker (4 episodes, 2011-2012)
ileeya brown/jenna (2 episodes, 2012)
爱沃·卡拉丹/lexi carter (8 episodes, 2008-2009)
jocelyne loewen/doris gilmer (2 episodes, 2006)
jordenn thompson/jenna (4 episodes, 2012)
华莱士·肖恩/dr. warren hughes (3 episodes, 2011-2012)
trevor jackson/kevin blake (16 episodes, 2010-2012)
jeff pangman/duncan (2 episodes, 2009)
laura jaszcz/woman (2 episodes, 2007)
damon winters/field scientist (2 episodes, 2011)
niall matter/zane donovan (49 episodes, 2007-2012)
alan legros/seth osbourne (3 episodes, 2006-2009)
菲丽西亚·戴/holly marten (18 episodes, 2011-2012)
zak ludwig/brian perkins (2 episodes, 2006)
raugi yu/gd tech (2 episodes, 2007-2010)
keith wilson/baker twin #1 (6 episodes, 2006-2012)
craig anderson/dr. nick fowler (2 episodes, 2012)
克里斯托弗·贾科特/larry haberman (23 episodes, 2007-2012)
杰米·雷·纽曼/tess fontana (12 episodes, 2009-2010)
noah danby/major ryan (2 episodes, 2010)
leo li chiang/gd section 5 guard (3 episodes, 2011-2012)
莎莉·理查德森/allison blake (77 episodes, 2006-2012)
郑启蕙/dr. lisa wheeler (2 episodes, 2010)
debrah farentino/beverly barlowe (24 episodes, 2006-2012)
robert clarke/larry the it guy (2 episodes, 2006)
elias toufexis/adam barlowe (3 episodes, 2010)
benjamin ratner/dr. fung (2 episodes, 2011-2012)
sharon taylor/stark's doctor (2 episodes, 2007)
詹姆斯·卡利斯/dr. trevor grant (10 episodes, 2010-2012)
威尔·惠顿/isaac parrish
莱克莎·多伊格/dr. anne young (2 episodes, 2007-2008)
adrienne carter/pilar (6 episodes, 2007-2010)
mike kopsa/doctor (2 episodes, 2007)
克里斯·帕内尔/dr. noah drummer
roger r. cross/major william shaw (3 episodes, 2012)
neil grayston/douglas fargo (77 episodes, 2006-2012)
meshach peters/kevin blake (10 episodes, 2006-2008)
克里斯·高瑟/vincent (67 episodes, 2006-2012)
利弗·赫顿/astraeus computer (2 episodes, 2011-2012)
米歇尔·哈里逊/lily hughes (2 episodes, 2010)
christina sicoli/desperate citizen (2 episodes, 2011-2012)
