It’s curiously ironic that the search to learn more about a loved one you barely knew turns out to be a journey of discovery about oneself. Nevertheless, such was the case for actress Marisla Hargitay, daughter of screen legend Jayne Mansfield (1933-1967), who directed this revealing new HBO documentary about her relationship (or lack thereof) with the famous mother she lost in a tragic car accident when she was only three years old. Mansfield, one of the most visible movie idols of the 1950s and ʼ60s, was molded by the Hollywood star-making system into one of the era’s prototypical blonde bomb...