Matt Barkley threw for 298 yards and six touchdowns.
Trojans put on pads for first time in 2012 fall camp.
Trojans conclude spring drills in front of 15,515 in Coliseum.
Trojans looking to take care of "unfinished business."
Barkley, Holmes, Kennard, McAllister are second teamers.
CAREER: He has 54 tackles and 3 interceptions in his career. He has 2 career starts.
2012: The veteran McAllister will be a key backup safety and special teams player as a senior in 2012.
2011: McAllister served as the backup free safety as a junior in 2011. Overall in 2011 while appearing in 10 games (all but Minnesota and Utah) and starting once (at Colorado), he had 22 tackles, including 1 for a loss. He missed most of 2011 spring practice while recuperating from a 2010 hip injury. He had a team-high 7 tackles against Washington, 4 against Stanford and 3 at Arizona State and Colorado (with 1 for a loss).
2010: McAllister saw brief action in 2 early-season games (Hawaii, Minnesota) in 2010 as a backup safety as a junior in 2010, then had surgery on for torn cartilage in his hip and was sidelined the rest of the season. He made 1 tackle (at Hawaii). Because of the early-season injury, he was allowed to redshirt. He missed 2010 spring practice after having surgery on his hip.
2009: McAllister served as a backup at free safety and played on special teams as a sophomore in 2009. Overall in 2009 while appearing in 9 games (all but Ohio State, Oregon, Arizona State, Stanford), he made 15 tackles, including 1 for a loss, and forced a fumble. He even started at Washington for an injured Taylor Mays. He missed 3 games (Oregon, Arizona State, Stanford) because of a strained hip. He missed some of 2009 spring practice after straining his hamstring.
He had 4 tackles at Washington while making his first career start, then had 4 tackles (1 for a loss) against Washington State. He added 2 tackles at California and another 2 tackles and a forced fumble at Notre Dame, then he had a tackle against Oregon State and 2 stops against Boston College.
2008: McAllister was a reserve safety and key special teams player as a first-year freshman in 2008. Overall in 2008 while appearing in all 13 games, he had 16 tackles and a team-high 3 interceptions returned for 37 yards (12.3 avg.), plus he returned a kickoff 21 yards (versus Arizona State). He had 3 tackles against Notre Dame and 2 at Washington State and Stanford. His interceptions came against Oregon (2 yards to set up a USC TD), Washington (35 yards) and UCLA.
HIGH SCHOOL: His 2007 honors included Super Prep All-Farwest, Prep Star All-West, Long Beach Press-Telegram Best in the West Best of the Rest and Cal-Hi Sports All-State third team as a senior defensive back and quarterback at Monte Vista High in Danville (Calif.). He had 51 tackles, 10 deflections and 1 interception on defense in 2007, while on offense he threw for 2,222 yards with 16 TDs and ran for 377 yards with 8 TDs.
As a junior in 2006, he made Cal-Hi Sports All-State Underclass first team while completing 65 percent of his passes for 2,200 yards and 22 touchdowns.
As a sophomore in 2005, he made Cal-Hi Sports All-State Sophomore first team and All-League first team while passing for 1,943 yards (65.3% completion rate) with 19 TDs and 8 interceptions. He also was on the basketball and track teams at Monte Vista.
PERSONAL: He's a public policy, management and planning major at USC. He made the 2011 Pac-12 All-Academic second team and 2009 Pac-10 All-Academic honorable mention. His father, Ken, lettered as a defensive back at California in 1976 and 1977 (he led the team in punt returns both seasons and in kickoff returns in 1976), while his mother was a Golden Bears' cheerleader.