Erin Darke made her first appearance as an actress in the American biographical drama film, Love & Mercy, which is directed and co-produced by Bill Pohlad, Claire Rudnick-Polstein and John Wells and written by Michael Alan Lerner and Oren Moverman in 2014.
Later, Erin appeared in the TV series Good Girls Revolt in 2015 and played the role of Cindy. Her role in the movie was highly praised. This series was first released on Amazon Prime on October 28, 2016.
Erin also featured in the American comedy-drama film Don't Think Twice, which is written and directed by Mike Birbiglia and stars Birbiglia, Keegan-Michael Key, Gillian Jacobs, Kate Micucci, Tami Sagher and Chris Gethard in the pivotal role.
Apart from acting, she is also active on social networking sites like Twitter, Instagram, and Facebook.
Moving towards her personal life, Erin is an American by nationality and belongs to the white ethnicity. Erin began dating Harry Potter actor, Daniel Radcliffe, in 2012. The couple was also rumored to be engaged in 2014, but Daniel's father reportedly denied the rumors. However, recently Star magazine reported that the couple is engaged. None of the couples have so far opened up about their marriage plans.
As an actress, Erin earns a tremendous amount of money. A significant part of her income comes from her acting career which is further added up by her endorsement fees.