20/20
Season 41 Episode 25 - Mystery at the Mansion
6.1 ?
1978
News, Documentary
Woman dies mysteriously in historic California mansion; Dead woman's family refuses to believe she committed suicide; Nearly seven years after mysterious death, civil trial begins.
Episodes in Season 41
1
Jackson Family Mystery: The Murder of Dee Dee Jackson
2
Love at First Sting
120 min
3
Justice for Holly
4
Las Vegas: Heartbreak & Heroes
5
Shame and Scandal in Hollywood
59 min
6
The Killer Clown?
7
27 Days Later: Mystery in Las Vegas
8
Isis in America
9
College Coach and Athlete Relationship
10
Wonder Boy
11
Lights, Cameras, Christmas! Inside Holiday Movies
12
A Killing on the Cape
13
The American Princess
14
NXIVM Expose
15
The Story of Gypsy Blanchard
16
Til Death Do Us Part
17
The Devil in Disguise
18
Sister Survivors
19
Slender Man Attackers
20
Would You Kill for Love?
21
Lights, Camera, Romance!
22
Roseanne: The Return
23
Kayak Killing
24
Forgiving a Killer
25
Mystery at the Mansion
NOW PLAYING
26
Secret Siblings
27
Sabrina: Lost or Stolen?
28
Stranger Than Fiction, Part 2
29
Toxic Love
30
Undercover Mother
31
US and Allies Launch Attacks on Syria
32
James Comey
33
My Reality: A Hidden America - A Diane Sawyer Special
34
NXIVM
35
To Catch a Killer
36
Nerves of Steel
37
The Royal Wedding: Legacy & Love
38
Lights, Camera, Summer!
39
20/20 Presents Brian Ross: Ankle Bracelets
40
Secrets Six Feet Under
41
Hypnosis, Memory & Mystery Solved
42
The Affair
43
The Hustlers
44
Buried Secrets
45
PANDAS
46
One Way Out: Thailand Cave Rescue
47
ARETHA: Soul, Song, R-E-S-P-E-C-T
48
John McCain: Remembering A Maverick
49
