On the top of this page is merely the simpler visual compilation of the episodes of the show, Orphan Black. For a more detailed listing of the episodes, go to the particular Season's page.
So far, 2 seasons and 20 episodes have aired all in all.
All the episode titles so far quote other works and resemble topic titles of studies, particularly behavioral ones, being conducted on the clones. Season 1 titles were all derived taken from Charles Darwin's evolutionary text On the Origin of Species. Season 2 titles are quotes from the works of Sir Francis Bacon.