the story of robert durst took the most unlikely turn. him where he settled into this luxury high-rise, the condo board president. >> and mr. durst was mostly deshovelled. he did not look like his hair was capped and messy. he looked like a street bum. >> reporter: he was 67 by then. he seemed to have done away with his cross dressing. living out his days in quiet and eocentric isolation. and then the story went hollywood. the movie called all good things was released based on robert durst's life that was played by ryan gosling. it was directed by the film maker. >> bob liked that movie and that is why he got involved, i think. >> reporter: to offer his side of the story that bob sat for two long interviews for what eventually became the h become o series called the jinx. >> i begged him not to do it. i begged him not to do it. why he did it, only bob knows. >> what did he think he would get out of it? >> he thought he might be able to show that he's not a monster or a horrible person. >> reporter: and bob watched the jinx at the same tim