In April 1970, he dislocated his left shoulder playing basketball, so he had to wear a harness during the football season, until he was forced to have surgery and miss one game.
[2] His versatility running and blocking was valued by the team, so he spent his playing time between the halfback and fullback positions.
Coming off their Super Bowl VI win, the Dallas Cowboys entered the 1972 NFL draft worried about the future of Duane Thomas and the injury history of Calvin Hill, so they focused on their running back depth.
[3] He never fully recovered from the left shoulder injury he suffered in college and re-injured it during a dummy blocking drill in training camp.
On September 28, 1973, he was waived due to his lack of progress and his injury history and to make room for running back Cyril Pinder.