He coached for 31 years at seven programs, including Virginia, William & Mary, VMI, North Carolina State, LSU, Navy, and Michigan.
[3] In the early 1970s, Morrison was the linebackers coach at William & Mary under Lou Holtz and Jim Root.
[4] During the 1974 and 1975 seasons, he was an assistant coach in charge of linebackers and, later, offensive guards and centers at the Virginia Military Institute.
[6] In December 1979, when Rein left NC State for LSU to succeed Charles McClendon, he brought six of his assistant coaches, including Morrison, with him.
[7][8] Although Rein perished in a plane crash only 42 days after accepting the LSU post, Morrison was retained by Jerry Stovall and coached the Bayou Bengals' inside linebackers for two seasons.