The Truth About Jim (2024)

Name: The Truth About Jim
Genre: Crime, Documentary
Rating: 5
Cast: Sierra Barter

Crime · Documentary

Amateur investigator Sierra Barter confronts a traumatic past and secrets that have plagued her family for generations. Sierra, her mother Shannon, and her grandmother Judy bravely pursue the truth about a mystery that could change their lives forever – was Jim Mordecai, their husband, stepfather, and step-grandfather a notorious serial killer?

IMDb rating: 5.0 (1,127 votes)
Seasons: 1
Streaming (US): HBO Max · YouTube TV
Language: EN
Type: Mini-series

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Ratings refreshed Aug 19, 2026 · 1 season indexed

Cast

Sierra Barter Self - Host

Seasons

Season 1 (2024)

6.35 avg 4 episodes 6.5 → 5.9 47 min avg

Declining

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	Digging Up the Past	6.5	67
2	Eight Murdered Girls	6.5	57
3	The Devil and Jim Mordecai	6.5	59
4	Out of the Shadows	5.9	52