The series ' first four seasons aired on ABC from September 27 , 1996 , to May 5 , 2000 ; the final three seasons ran on The WB from September 22 , 2000 to April 24 , 2003 .
Its first four seasons aired on ABC from September 27 , 1996 to May 5 , 2000 ; the final three seasons ran on The WB Television Network from September 22 , 2000 to April 24 , 2003 .