Denola Grey made his acting debut in 2018 in Nigeria's first legal drama series, Castle & Castle. Playing the time of Benjamin Castle, he acted alongside top Nollywood actors like RMD, Dakore Egbuson Akande and Eku Edewor. In the same year he played the role of Venya, in the Nollywood comedy, Bling Lagosians. In 2021, he starred in D.O.D ( Day Of Destiny), Nigeria's first sci-fi, fantasy time travel feature film, alongside Olumide Oworu, as part of a two-handler lead. The film also stars Ireti Doyle, Broda Shaggi, Toyin Abraham, Blossom Chukwujekwu and Ini Dima- Okojie He has since worked on Season 2 of Castle & Castle which is in post-production and has been licensed exclusively to Netflix for a release on the second half of 2021.