Matt Winston Matt Winston is the actor who played the character of temporal agent on eight episodes of , beginning with the first season ' s . Winston was born in Los Angeles , California , where he currently lives with his wife , Amy Smallman , their two children – a son and a daughter – and " their two insane dogs . " Winston is the son of special effects wizard and Digital Domain co - founder , who died of multiple myeloma on 15 June 2008 , aged 62 . Television work . Winston made his television debut in an episode of " Married with Children " in 1993 . He later became a regular on the short - lived syndicated drama " Fame L . A . " , in which he worked alongside Andy Milder . His subsequent television credits have included recurring roles as Jeremy Brenner on the HBO series " Arli $ $ " , Dr . Jeffrey Steadman on the hit comedy series " Scrubs " ( starring Ken Jenkins ) and as Terry on HBO ' s " Six Feet Under " , co - starring James Cromwell . He has made guest appearances on such shows as " That ' 70s Show " ( starring Kurtwood Smith and Don Stark ) , " NYPD Blue " ( starring Gordon Clapp , in an episode with Kenneth Tigar ) , " CSI : Crime Scene Investigation " , " Monk " ( with Stanley Kamel and Michelle Krusiec ) , " Without a Trace " ( starring Enrique Murciano ) , " Las Vegas " ( starring Nikki Cox ) , " Charmed " ( in an episode with John de Lancie and Joel Swetow ) , " 7th Heaven " ( with Stephen Collins , Catherine Hicks , and Charles Emmett ) , " Bones " ( with Mark Harelik ) , and other hit series like " Friends " , " Grey ' s Anatomy " , and " Medium " . He also appeared with Paul Sorvino and Robert Picardo in the 2000 HBO movie " The Amati Girls " . In 2006 , Winston was a regular on the comedy series " Teachers " , which ran for six episodes on NBC . The following year , he was a regular on the short - lived HBO series " John from Cincinnati " , on which he portrayed Barry Cunningham . His co - stars on this series included Jim Beaver , Willie Garson , and Bruce Greenwood . Winston has since guest - starred on such television series as " Worst Week " ( starring the aforementioned Kurtwood Smith ) , " Chuck " , and " Boston Legal " ( starring John Larroquette and William Shatner ) . Film work . Winston appeared in the " Star Trek " parody " Galaxy Quest " ( 1999 , with Robin Sachs and Heidi Swedberg ) and the 2001 science fiction film " A . I . : Artificial Intelligence " ( 2001 , with Paula Malcomson , April Grace , John Prosky , Tim Rigby , Michael Shamus Wiles , Jim Jansen , Eliza Coleman , Miguel Perez , and Matt Malloy ) . Both of these films featured effects work by Winston ' s father . In addition , Winston had roles in the horror movie sequels " Wes Craven ' s New Nightmare " ( 1994 , with Tracy Middendorf , Rob LaBelle , and Fran Bennett ) and " Halloween H20 : 20 Years Later " ( 1998 ) . In 2001 ' s " Crocodile Dundee in Los Angeles " ( from Paramount Pictures ) , Winston appeared with his " Enterprise " co - star John Billingsley . Winston also had a role in the Paramount - distributed 2003 science fiction film " The Core " , along with Glenn Morshower , Alfre Woodard and " John from Cincinatti " co - star Bruce Greenwood . Winston worked with director on the acclaimed films " Fight Club " ( 1999 , with David Andrews , Tim de Zarn , and Zach Grenier ) and " Zodiac " ( 2007 ) . In the latter film , Winston played the brother the prime suspect in the Zodiac murders as portrayed by John Carroll Lynch . " Zodiac " also co - starred Zach Grenier and Thomas Kopache , with as Melvin Belli . His other film credits include " The Peacemaker " ( 1997 , with Gary Werntz , Richard Poe , and Bruce Gray ) , " About Schmidt " ( 2002 , with Harry Groener ) , " Deliver Us from Eva " ( 2003 , with Gabrielle Union ) , and " Kicking and Screaming " ( 2005 , with Musetta Vander , Rachael Harris , and Tom Virtue ) . More recently , Winston played the pageant MC in the acclaimed , award - winning 2005 comedy " Little Miss Sunshine " . Winston also appeared in the hit 2007 comedy film " I Now Pronounce You Chuck & Larry " .