Bridgepoint Health Hospital as Heliwell Centre (interior)
Sarah takes Kira to a pediatric hospital to donate her bone marrow for Cosima.
“Things Which Have Never Yet Been Done” Filming Locations
Alison and Donnie attempt to dispose of the body of Dr. Leekie under the snooping eye of Vic and Detective DeAngelis while Kira donates some of her bone marrow for Cosima’s cure.
Orphan Black episode “Things Which Have Never Yet Been Done” was filmed in Toronto in Canada.
Corus Quay as Heliwell Centre (exterior)
Sarah talks to Cosima in her limo outside the hospital.
Source: Orphan Black — Wikia