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William Brent (IV)

William Brent Unger was born in Palm Beach County, Florida, on October 15, 1995, to Karley and William Unger. Billy has an older sister Erin Unger and a younger brother Eric Unger. He and his family moved to Hollywood, CA in 2006 and now resides in Studio City, California. Billy has been modeling since he was little and decided he wanted to try ... See full bio »
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3 wins & 3 nominations. See more awards »

Known For

You Again
You Again Ben
Crank: High Voltage
Crank: High Voltage Young Chev
Cop Dog
Cop Dog Robby North


Hide Hide Show Show Actor (37 credits)
 2016 Lab Rats: Elite Force (TV Series)
Chase Davenport
- The Attack (2016) ... Chase Davenport
- They Grow Up So Fast (2016) ... Chase Davenport
- Game of Drones (2016) ... Chase Davenport
- Sheep-Shifting (2016) ... Chase Davenport
- Home Sweet Home: Part 2 (2016) ... Chase Davenport
 2012-2016 Lab Rats (TV Series)
Chase Davenport / Spike
- The Vanishing: Part 2 (2016) ... Chase Davenport (as Billy Unger)
- The Vanishing: Part 1 (2016) ... Chase Davenport (as Billy Unger)
- Space Colony: Part 2 (2016) ... Chase Davenport (as Billy Unger)
- Space Colony: Part 1 (2016) ... Chase Davenport (as Billy Unger)
- And Then There Were Four (2016) ... Chase Davenport (as Billy Unger)
 2015 Mighty Med (TV Series)
Chase Davenport
- Lab Rats vs. Mighty Med: Part 2 (2015) ... Chase Davenport (as Billy Unger)
 2013 The Lost Medallion: The Adventures of Billy Stone
Billy Stone (as Billy Unger)
 2012 A.N.T. Farm (TV Series)
- EndurANTs (2012) ... Neville (as Billy Unger)
 2012 Kickin' It (TV Series)
- The Wrath of Swan (2012) ... Brody (as Billy Unger)
 2011 Uncharted 3: Drake's Deception (Video Game)
Young Nathan Drake (voice, as Billy Unger)
 2011 Monster Mutt
Zack Taylor (as Billy Unger)
 2011 No Ordinary Family (TV Series)
Troy Cotten
- No Ordinary Friends (2011) ... Troy Cotten (as Billy Unger)
 2011 Billion Dollar Freshmen (TV Movie)
Chase (as Billy Unger)
 2010 The Invited
Additional Voices (voice, as Billy Unger)
 2010 Sonny with a Chance (TV Series)
- Sonny with a 100 Percent Chance of Meddling (2010) ... Wesley (as Billy Unger)
 2010 You Again
Ben (as Billy Unger)
 2010 Sammy's avonturen: De geheime doorgang
Hatchling Sammy (voice, as Billy Unger)
 2010 Ghost Whisperer (TV Series)
Pete Murphy
- The Children's Parade (2010) ... Pete Murphy (as Billy Unger)
 2009 Jack and the Beanstalk
Prince Charming (as Billy Unger)
 2009 Children of the Corn (TV Movie)
Additional voices (voice, as Billy Unger)
 2009 Opposite Day
Sammy Benson (as Billy Unger)
 2009 Hawthorne (TV Series)
- Yielding (2009) ... Sam (as Billy Unger)
 2009 Mental (TV Series)
Conor Stephens
- Manic at the Disco (2009) ... Conor Stephens (as Billy Unger)
 2009 Crank: High Voltage
Young Chev (as Billy Unger)
 2009 Special Agent Oso (TV Series)
- The Boy with the Golden Gift/Birthdays Are Forever (2009) ... Michael (voice, as Billy Unger)
 2009 Rock Slyde
Young Rock (as Billy Unger)
 2009 Bride Wars (voice, as Billy Unger)
 2008 Family Guy (TV Series)
Handicapped Kid / Kid #1 / Other Kid
- Tales of a Third Grade Nothing (2008) ... Handicapped Kid / Kid #1 / Other Kid (voice, as Billy Unger)
 2008 Terminator: The Sarah Connor Chronicles (TV Series)
Marty Bedell
- Goodbye to All That (2008) ... Marty Bedell (as Billy Unger)
 2008 Can You Teach My Alligator Manners? (TV Series)
- Birthday Manners (2008) ... Eric (as Billy Unger)
- Good Sport Gator (2008) ... Eric (as Billy Unger)
 2008 Cop Dog
Robby North (as Billy Unger)
 2008 Changeling
Screaming Boy (voice, uncredited)
 2008 Medium (TV Series)
Young Joey / Teddy Carmichael
- Being Joey Carmichael (2008) ... Young Joey / Teddy Carmichael (as Billy Unger)
 2007 National Treasure: Book of Secrets
Charles Gates (as Billy Unger)
 2007 Desperate Housewives (TV Series)
Jeremy McMullin / Chad
- Something's Coming (2007) ... Jeremy McMullin (as Billy Unger)
- Gossip (2007) ... Chad (as Billy Unger)
 2007 Seven's Eleven: Sweet Toys (Short)
Frankie (as Billy Unger)
 2007 The Tonight Show with Jay Leno (TV Series)
Kid #2 / Transfat Kid
- Episode #15.191 (2007) ... Kid #2 / Transfat Kid (as Billy Unger)
 2007 Cold Case (TV Series)
Jeff Reed
- Stalker (2007) ... Jeff Reed (as Billy Unger)
 2007 Scrubs (TV Series)
- My Turf War (2007) ... Devin (as Billy Unger)
Show Show Director (1 credit)
Show Show Soundtrack (1 credit)
Show Show Self (13 credits)
Show Show Archive footage (1 credit)

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Personal Details

Official Sites:


Alternate Names:

Billy Unger


5' 8" (1.73 m)

Did You Know?

Personal Quote:

I love Aerosmith. I love Guns N' Roses, AC/DC, anything from that era, Led Zeppelin. So my guitar style is very much like Slash or Jimmy Page. I love playing that kind of music. It's where my heart's at. See more »


Older brother of Eric Unger.

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