He played for the St. Louis Cardinals, Pittsburgh Pirates, San Francisco Giants, New York Yankees, Los Angeles Dodgers, Boston Red Sox, and Milwaukee Brewers from 1953 to 1971.

[1][2] He was the only child of Florence and John "Ducky" Schofield, who played 11 seasons of minor league baseball and made it to Double-A with Kansas City before going into farming.

[2] Schofield made his MLB debut for the Cardinals on July 3, 1953, at the age of 18,[1] entering as a pinch runner in a 10–3 loss to the Chicago Cubs.

[2] However, he was only used as a pinch hitter during the 1960 World Series, making four plate appearances in blowout losses against the New York Yankees in Games 2, 3, and 6.

[2] His contract was purchased by the New York Yankees on May 11 that year, but was limited to just 25 games with the franchise due to arm swelling.

Kim excelled at track and field and was inducted into the Springfield Sports Hall of Fame in 1991, alongside her father and grandfather.

[2][3] After retiring from professional baseball, Schofield returned to his hometown, where he served on the Springfield Metropolitan Exposition and Auditorium Authority from 1983 to 2003.