Born in Carlsbad, California,[2] Bridget Catherine Regan[3] grew up in a family of Irish and German descent and was raised Catholic.

[4][5] She began acting as a child in North County productions of The Wizard of Oz at the La Paloma Theatre and Joseph and the Amazing Technicolor Dreamcoat in Carlsbad.

[13] In 2013, she began a recurring role in the fifth season of the USA Network crime drama White Collar as Rebecca Lowe/Rachel Turner, a brief love interest of Neal Caffrey.

[14] In 2014, Regan was cast in a recurring role in Jane the Virgin, as Rose, a former lawyer, later criminal mastermind, who is involved in a complicated same-sex love affair.

[16] In 2016, Regan was added to the cast of the TNT drama series The Last Ship for the show's third season, playing the role of Sasha Cooper, a current diplomat in Asia and a former Navy Intelligence Officer.