Bubba won the 1971 Super Bowl with the Baltimore Colts and then went on to pursue his career in acting.
He played the role of Moses Hightower in six Police Academy films.
Smith was found dead at his home in Los Angeles. The cause of death has not been confirmed, but police have said it did not appear to be suspicious.
He began his acting career with small roles in TV shows such as Wonder Woman, Taxi and Charlie's Angels before joining the recruits in the first Police Academy movie in 1984.
Hightower became a regular character in the comedy franchise, known for his gentle nature and physical strength, which saw him lifting cars or wrestling alligators in the pursuit of bad guys.
From all at Fit4Talent, Rest in Peace Bubba - We Salute You Sir.
