Ruthless in Purpose, and Insidious in Method



Critic Consensus: In "Ruthless in Purpose, and Insidious in Method," a fun introduction of new clone Krystal and an exciting Dyad escape plot begin the steady climactic buildup to the season's end.

Episode Info

Rachel makes a promise to Sarah, but it carries a price; Helena and Gracie work with the Hendrixes; Donnie reprimands Kellerman; Coady and Benchman plan to track down the Castor Original.


Tatiana Maslany
as Sarah/Beth/Alison/Cosima/Rachel/Helena
Matt Frewer
as Aldous Leekie
Ari Millen
as Mark/Rudy/Seth/Miller
Kristian Bruun
as Donnie Hendrix
Josh Vokey
as Scott Smith
Show More Cast

Ruthless in Purpose, and Insidious in Method Photos

Critic Reviews for Ruthless in Purpose, and Insidious in Method

This week was a progressive episode in terms of dealing with a lot of the trust issues that revolved around certain characters, while managing to push the story a little further with the semi translation of the book.

Jun 8, 2015 | Rating: B+ | Full Review…

Yo, if you ever catch me in these streets forearm-shaking with someone, I need you to whisper "The Cake is a Lie" in my ear to break the trance. Apparently, I was in too deep.

Jun 26, 2018 | Full Review…

Is it just me, or is Delphine a little more... cutthroat this season? It's not that I don't like it, she's just become very intense very fast. No one get in her way, she might just steamroll you right over.

Jun 8, 2015 | Rating: 4/5 | Full Review…

This week's Orphan Black was especially notable for introducing a new Leda clone, Crystal, who hit it off with Felix in an entertaining meet-cute.

Jun 8, 2015 | Rating: 8.5/10 | Full Review…

Orphan Black is finally worthy of the talent of Tatiana Maslany and there is no reason for this show to not start receiving a shower of critical accolades. The first two seasons were rocky and the story often fell short. That is no longer true.

Jun 8, 2015 | Full Review…

This week's episode overflows with foreshadowing and shifty maneuvers - all super clever, all hopefully leading to something huge.

Jun 8, 2015 | Full Review…

This high-stakes game has officially launched into overdrive.

Jun 8, 2015 | Full Review…

More than anything, the sheer weight of all the lies, trauma, and paranoia come crashing down on everyone right when they need to know who they can trust.

Jun 8, 2015 | Rating: A | Full Review…

"Ruthless in Purpose" indicates that Orphan Black is now content to use the characters to churn through whatever twists the series has left, with little regard for the ideology, much less the psychology, behind their actions: an insidious method indeed

Jun 8, 2015 | Full Review…

Despite the stakes involved, Rachel's actual escape from Dyad is a really enjoyable scene as Scott's board game buddies excitedly get involved in the operation.

Jun 8, 2015 | Full Review…