He was the most successful lead singer of the soul group The Main Ingredient , replacing former lead singer Donald McPherson who died unexpectedly of leukemia in 1971 .
Cuba Gooding Sr. ( April 27 , 1944 -- April 20 , 2017 ) was an American singer and actor .
Cuba Gooding Sr. was the most successful lead singer of the soul group The Main Ingredient , replacing former lead singer Donald McPherson who died unexpectedly of leukemia in 1971 .
Cuba Gooding Sr. ( April 27 , 1944 -- April 20 , 2017 ) was an American singer and actor .