Warning: Spoilers from the first four seasons of "Orphan Black" ahead.
"Orphan Black" embarks on its fifth and final season on Saturday.
At the center of the show is the building mystery behind a top-secret cloning project and Emmy-winning star Tatiana Maslany's portrayal of more than a dozen clone characters. Additionally, there are at least seven male clones played by Ari Millen.
With all those clones running around, we thought we could help you by creating a guide to the doppelgangers.
The show revolves around Sarah Manning (Maslany), who discovers that she is the result of a secret British cloning operation, Project LEDA. Over the seasons, we found out that the DNA for all the clones or "orphans"— even the males ones, which were part of a splinter program called Project Castor — can be traced to one woman, Kendall Malone (Alison Steadman).
Here's a who's who for all the clones on "Orphan Black":
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Sarah Manning
"Orphan Black" revolves around Sarah Manning, a troubled Canadian woman who finds that taking on the identity of a woman who looks like her begins to unravel a deep mystery and more lookalikes. What sets Sarah apart from other illegal clones is her ability to have children.
Elizabeth "Beth" Childs
Elizabeth "Beth" Childs commits suicide and Sarah assumes her identity. In trying to piece together why Beth killed herself, Sarah learns more and more about the illegal cloning project.
Katja Obinger
German clone Katja Obinger was secretly working with Beth and had discovered other clones. Unaware that Sarah was impersonating Beth, she tried several times to get in contact with Beth but Sarah was unaware of their connection. Apparently sick and with a theory that someone was trying to kill the clones, she was suddenly shot dead after realizing Sarah was impersonating Beth.
Sarah gets a hold of a briefcase owned by Beth and discovers the identities of other clones inside.
See the rest of the story at Business Insider