He played in Major League Baseball for parts of two seasons, appearing in 15 games as a third baseman and pinch hitter in 1959 and 1960.

Demeter was born in Homer City, Pennsylvania; he threw and batted right-handed and was listed as 5 feet 9 inches (1.75 m) tall and 185 pounds (84 kg).

[1] Cash won the 1961 AL batting championship (.361), became one of the top sluggers of the 1960s (hitting 377 career home runs), appeared in 2,018 games in a Tiger uniform and made four All-Star teams.

He was a fixture of the Rochester Red Wings teams of the mid- to late 1960s, hitting 272 minor league home runs over his long career.

A grandson, Derek Dietrich, played 746 games in the majors from 2013 to 2020 as a member of the Miami Marlins, Cincinnati Reds and Texas Rangers, as a versatile infielder-outfielder.