Regan is no stranger to live-action comic book series, as she previously appeared on the ABC series Agent Carter. As well as this, she has starred in the limited series Paradise Lost, Jane the Virgin and White Collar.
It has now been confirmed that she will join Batwoman in a recurring guest star capacity, becoming the latest actress to play the iconic Poison Ivy role.
The 1997 film Batman and Robin saw Uma Thurman play a live-action version of Poison Ivy, with several actresses playing her in the Fox series Gotham.
The character has also been voiced by an array of actresses in animated projects, the most recent being Lake Bell who performs as a bisexual Poison Ivy in the HBO Max series Harley Quinn – though whether or not Regan’s delivery