There are 16 former Trojans coaches, players and graduates on the Seahawks' roster and coaching staff.
There are no former Trojans with the New England Patriots.
Here is a look at former Trojans in the game:
Position, player, former USC role
S Dion Bailey (on practice squad), LB and S 2010-13
Assistant OL coach Pat Ruel, OL coach 2005-09
LB coach Ken Norton, LB coach 2004-09
Defensive passing game coordinator Rocky Seto, LB 1997-99 and assistant coach 1999-2010
Secondary coach Kris Richard, cornerback 1998-01 and graduate assistant 2008-09
Special teams coach Brian Schneider, special teams coach 2009
Assistant WR coach Nate Carroll, 2010 graduate
Assistant QB coach Dave Canales, administrative assistant 2009
Assistant special teams coach Chad Morton, tailback 1996-99
Strength and conditioning coach Chris Carlisle, strength and conditioning coach 2001-09
Assistant strength and conditioning Jamie Yancher, assistant strength and conditioning 1990-09