Simplify the following text for a Grade 7 native English-speaking person.
Original: Harry Catterick ( 26 November 1919 -- 9 March 1985 ) was an English football player and manager . As a player Catterick played for Everton and Crewe Alexandra , in a career that was interrupted by World War II , but he is most notable as a manager .
Simplified: Harry Catterick was an English football player and manager .