Stuart Lubbock, 31, was found dead with internal injuries in Strike It Lucky star Barrymore s pool at his £2million home in Roydon, Essex, on March 31, 2001, after a party with just seven other guests
Dr Michael Heath carried out a post-mortem examination on Ann House, 74
Referred to her gallbladder in his report - which she d had removed years earlier
Mrs House s family are demanding to know why the pathologist was able to work
Work was called into question amid concerns over findings in high-profile cases
Did post-mortems in Moors murders, Kenneth Noye and Stuart Lubbock deaths