TMZ now has exclusive details of the "Prison Break" star's car crash Saturday night that killed a 17-year-old boy.
According to the Beverly Hills Police, actor Lane Garrison displayed "symptoms of alcohol intoxication." We're told alcohol containers were removed from Garrison's 2001 Land Rover.
We're also told Garrison struck a center median and lost control of his SUV in Beverly Hills and ended up hitting a tree.
Two 15-year-old girls were also injured. One has been released. One is in serious condition at Cedars Sinai Hospital.
Cops say they are investigating "Mr. Garrison's impairment."