The BEST Episodes of Mary Kills People

Every episode ever - ranked by fan votes!

Last Updated: Nov 25, 2021

Network: Global

Set in the morally grey world of assisted suicide, "Mary Kills People" is an intense, controversial, and thought-provoking drama. The series follows Dr. Mary Harris, a single mother and emergency doctor by day, who also moonlights as an underground angel of death — helping terminally ill patients who want to die and slip away on their own terms. So far Mary has managed to stay under the radar; but business is booming, and her double life is getting complicated. When her world starts to unravel, Mary realizes she’s going to have to fight dirty if she’s going to stay in the killing game.

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Fatal Flaw

#1 - Fatal Flaw

Season 2 - Episode 6 - Aired Feb 7, 2018

Mary decides to wear a wire in order to help Ben take down Olivia, but when their plan takes an unexpected turn, Mary must reconsider her allegiance. As Des and Nicole prepare for Brendan's death, Des faces crippling self-doubt about his dream.

star 7.96
219 votes
Writers: Morwyn Brebner, Tara Armstrong
A Goddamned Saint

#2 - A Goddamned Saint

Season 3 - Episode 6 - Aired Jun 17, 2019

Following a murder at the hospice, Mary and Ben have 24 hours to convince the police that Frances is the real killer.

star 7.78
122 votes
Directors: Paul Fox
Writers: Marsha Greene
Morning Glory

#3 - Morning Glory

Season 1 - Episode 6 - Aired Feb 22, 2017

In order to save her family and career, Mary makes a difficult decision.

star 7.77
564 votes
Directors: Holly Dale
Writers: Marsha Greene, Tara Armstrong, Tassie Cameron
Twin Flames

#4 - Twin Flames

Season 2 - Episode 3 - Aired Jan 17, 2018

Mary and Ben decide to join forces and hide Travis at Ben's secluded trailer. But when Travis reveals a crucial detail about Ben's investigation, Mary is forced to reconsider their alliance.

star 7.72
232 votes
Directors: Norma Bailey
Writers: Marsha Greene
The Judas Cradle

#5 - The Judas Cradle

Season 1 - Episode 5 - Aired Feb 22, 2017

Mary seriously considers giving up her operations for good.

star 7.72
553 votes
Directors: Holly Dale
Writers: Sherry White
The Means

#6 - The Means

Season 2 - Episode 1 - Aired Jan 3, 2018

Des is happy to reteam with Mary following his stint in prison - but when a routine case leads to a devastating outcome, Mary questions whether she was better off fighting the good fight without him in control and unchallenged.

star 7.71
249 votes
Directors: Kelly Makin
Writers: Tara Armstrong
Ride or Die

#7 - Ride or Die

Season 2 - Episode 4 - Aired Jan 24, 2018

Following the disappearance of Travis, Des worries that he and Mary may have crossed a moral line from which they can never return. After jeopardizing Ben's investigation of Olivia, Mary tries to make amends, which has repercussions for a patient in dire need.

star 7.71
238 votes
Directors: Norma Bailey
Writers: Morwyn Brebner
The Connection

#8 - The Connection

Season 2 - Episode 2 - Aired Jan 10, 2018

When Olivia attempts to blackmail Mary, she is drawn deeper into a deadly game of cat and mouse that has a surprising connection to Ben.

star 7.70
233 votes
Directors: Kelly Makin
Writers: Lara Azzopardi
The River Styx

#9 - The River Styx

Season 1 - Episode 2 - Aired Feb 1, 2017

After being intimate with Joel, Mary has second thoughts about ending his life; a client's son pulls a gun on Des; Kevin's relationship with a new woman gets intense.

star 7.62
724 votes
Directors: Holly Dale
Writers: Mike Goldbach
Wolf, Meet Henhouse

#10 - Wolf, Meet Henhouse

Season 3 - Episode 5 - Aired Jun 10, 2019

Mary and Ben take a calculated risk in trying to take Frances down.

star 7.56
121 votes
Directors: Paul Fox
Writers: Chris Roberts
Wave the White Flag

#11 - Wave the White Flag

Season 1 - Episode 3 - Aired Feb 8, 2017

Mary confronts Ben; Grady blackmails Mary into helping him break a patient out of the hospital; Ben and Frank get a new lead.

star 7.56
630 votes
Directors: Holly Dale
Writers: Marsha Greene
Come to Jesus

#12 - Come to Jesus

Season 2 - Episode 5 - Aired Jan 31, 2018

All seems well for Mary, Ben has forgiven her, and she and Des have decided to move forward with the death retreat. The only nagging concern for Mary: her daughter Jess hates her and doesn't believe a word out of her mouth.

star 7.55
220 votes
Writers: Lara Azzopardi, Marsha Greene, Tassie Cameron
Raised By Wolves

#13 - Raised By Wolves

Season 1 - Episode 4 - Aired Feb 15, 2017

Ben follows Mary to her childhood home where he learns about her past; Grady approaches Mary with an offer; Des becomes a victim of police misconduct.

star 7.53
574 votes
Directors: Holly Dale
Writers: Tara Armstrong
Girl Problems

#14 - Girl Problems

Season 3 - Episode 2 - Aired May 19, 2019

Mary promises Des that she'll never put the hospice at risk again. Mary and Frances meet an elderly cancer patient. Jess realizes that something's wrong with Naomi.

star 7.51
127 votes
Directors: Norma Bailey
Writers: Jane Maggs
Switzerland Has Trees

#15 - Switzerland Has Trees

Season 3 - Episode 4 - Aired Jun 3, 2019

Reeling with guilt over Leah’s death, Mary turns to Ben for help and agrees to stop killing people at the hospice. But after watching one of her patients die an excruciating natural death, Mary recommits to her cause and hatches a plan to deal with Frances.

star 7.49
124 votes
Directors: James Genn
Writers: Karen Moore
The Key to Faith

#16 - The Key to Faith

Season 3 - Episode 1 - Aired May 12, 2019

Mary secretly takes in patients, but one death doesn't go as planned.

star 7.48
136 votes
Directors: Norma Bailey
Writers: Tassie Cameron
No Happy Ending Here

#17 - No Happy Ending Here

Season 3 - Episode 3 - Aired May 27, 2019

Mary makes a horrifying discovery, sending Annie on a dangerous collision course with Frances. Meanwhile, Ben attempts to reconcile with Mary, and Des becomes attached to a difficult patient.

star 7.41
125 votes
Directors: James Genn
Writers: Matt Huether
Bloody Mary

#18 - Bloody Mary

Season 1 - Episode 1 - Aired Jan 25, 2017

When Dr. Mary Harris becomes romantically involved with an attractive patient, it sets off a chain of events that could destroy her life, her family, and her career – not to mention her illegal side gig, helping terminal clients end their lives.

star 7.41
874 votes
Directors: Holly Dale
Writers: Tara Armstrong