In The Wayans Bros series , the character John Williams is played by actor John Witherspoon .
Shawn owns a newspaper and magazine shop and try to deal with their silly father , John `` Pops '' Williams , who owns Pop 's Diner what is next to their shop ( John Witherspoon ) , Shawn 's supportive girlfriend Lisa ( Lela Rochon ) , and abrasive security guard Dee , who usually comes to dinner a lot and likes Pop 's food ( Anna Maria Horsford ) .
The Wayans Bros.