: Showrunners Graeme Manson and John Fawcett explicitly designed the season to mirror the tone of Season 1. They "trimmed the fat" by phasing out less effective groups like the male Castor clones and the Proletheans to focus on the core "sestras".
The season's most significant creative choice was its premiere, which functions almost entirely as a prequel. Orphan Black - Season 4
Season 4 of is widely considered a masterful "course correction" for the series. After the plot became increasingly dense and convoluted in Season 3, the fourth season intentionally reset the board by returning to the show’s original mystery-thriller roots. The Beth Childs Effect : Showrunners Graeme Manson and John Fawcett explicitly