In November 2015 , it was announced that Plummer has joined the cast of John Cameron Mitchell 's directed romantic-comedy film '' How to Talk to Girls at Parties '' opposite Ruth Wilson , Nicole Kidman , Elle Fanning and Matt Lucas . It premiered at the 2017 Cannes Film Festival in May 2017 . In March 2019 , Plummer joined the BBC soap opera '' EastEnders '' , portraying the role of Chantelle Atkins
2017 Cannes Film Festival
2017 Cannes Film Festival
Jessica Plummer