Murder on Middle Beach - Season 1 - Eps 3: Sisters
After Barbara’s sister Conway opens up about her history with substance abuse – which fueled deep-seated familial resentments – she makes a stunning accusation against someone inside Madison’s family that leaves Madison shaken. Conway and Madison’s sister, Ali, both offer their accounts of the morning they discovered Barbara’s body, Madison consults a private investigator to help find evidence to exonerate his loved ones.
About Murder on Middle Beach

Title: Murder on Middle Beach
First Air Date: 2020-11-15
Last Air Date: 2020-12-06
Status: Ended
Rating: 7.3/10 (from 25 votes)
Language: EN
Seasons: 1
Total Episodes: 4
Network: HBO
Genres: Documentary, Crime, Mystery
Production Companies: Jigsaw Productions, Armian Pictures, Blue Days Films, HBO Documentary Films
Synopsis
A four-part documentary series revolving around the case of single mother Barbara Hamburg, who was brutally murdered in 2010 near her home in the upper-middle class enclave of Madison, Connecticut. The series presents first-time filmmaker Madison Hamburg’s complicated journey as a young man determined to solve an unspeakable crime and absolve the people he loves, while looking for answers within his fractured family and community.
Cast

Madison Hamburg
Self - Host

Jill Platt
Self - Great Aunt

Conway Beach
Self - Aunt

Barbara Lund-Beach
Self - Grandmother

Barbara Beach-Hamburg
Self - Mother of Madison (archive footage)