In 2017, he joined the cast of Emmerdale, as Matt, the father of Carly's (Gemma Atkinson) child.
[1][2] As an actor, Hickey also made appearances in Game Of Thrones, Penny Dreadful and Jericho.
He also appeared in the feature films Mary Shelley and Sea Fever alongside Hermione Corfield.
[3][4] In 2022, he joined the cast of Netflix series Vikings: Valhalla as Richard II, Duke of Normandy.
[6] In August 2024, he joined the cast of the sports film Saipan as Niall Quinn, appearing alongside Steve Coogan.