Orphan Black @ Comic-Con: 12-Clone Scene (!), Musical Number on Tap? 

As hinted at in the Season 4 finale when Rachel received a special visitor at her stoop, “The revelation is that the founder of Neolution [P.T. Westmoreland] is somehow still alive,” co-creator Graeme Manson said at the show’s San Diego Comic-Con panel on Friday. “That is part of the big mystery for next year.”

Orphan Black Boss on Rachel’s Scary Turn, Delphine’s Return, Clones’ Fates

“We all want answers,” co-creator John Fawcett shared. “This is stepping through that last door. I don’t know if you’ll call him a bad guy, but it’ll be interesting to see what this man is all about.”

The creators have yet to pick a theme for Season 5’s episode titles — that will come after they’re all written — but they did reveal a popular reference point in the writers’ room: 

As for the decision to conclude the show next year, it was always part of the plan to go out while creatively on top.

RELATEDOrphan Black Renewed for Fifth and Final Season by BBC America

“We had five seasons in mind,” Manson explained. “The thing we don’t want to do is get soft around the middle. We think it’s cooler to cancel yourself than to get cancelled or peter out.”

“And [star] Tat [Maslany] works too hard. We don’t want her to cry in the lunch lineup,” Manson joked.

The chameleon actress doesn’t know how the series will wrap up, but the producers have long known the ending – and Maslany may have her work cut out for her before reaching the finish line.

“We just want 12 clones in one scene,” Fawcett half-kidded(?).

Not a joke: Fawcett revealed that there are plans to have an actor in a musical segment, a la Alison in her local neighborhood production of

returns for its fifth and final season April 2017.

Press PLAY below to watch the show’s blooper reel and highlights from the first four seasons.

Sleepy Hollow Adds True Blood\'s Janina Gavankar as Ichabod\'s New Partner

Big Bang Theory: Katey Sagal Cast as Penny\'s Mom in 8 Simple Rules Reunion

Game of Thrones @ Comic-Con: Cast Talks Jon Snow\'s Paternity Reveal, the Impending Stark Family Feud and…

Zachary Levi Joins Alias Grace, Netflix and CBC\'s 6-Hour Miniseries

Bates Motel Casts Rihanna as Marion Crane for Fifth and Final Season

1Divergent Film Franchise to Conclude as TV-Movie, Followed by Series66

2Chris Wood Joins Supergirl Season 2 as \'Surprise\' Series Regular65

3Jon Stewart Ridicules Sean Hannity\'s Trump Support on Colbert…56

4Bones Boss Talks [Spoiler]\'s Return, Puppeteer Twist and Season 12…50

5Bates Motel Casts Rihanna as Marion Crane for Fifth and Final Season50

Orphan Black\'s Final Season Will Put You Through…

Scream Queens Cast Talks Season 2\'s \'Fast Right…

Scream Queens @ Comic-Con: Cecily Strong to…

Orphan Black @ Comic-Con: 12-Clone Scene (!)…