Following the conclusion of the sixth series, a behind-the-scenes special, titled Bad Girls: Most Wanted, was broadcast on ITV2 and ranked the top 10 greatest characters as voted for by viewers; Darlene Cake was voted at fourth place.
She starred in Torn at the Arcola Theatre alongside Brooke Kinsella and Jocelyn Jee Esien.
She is currently playing the title role in the production of Iya Ile (The First Wife) at Soho Theatre.
Okonma has also taken part in the reality TV programmes Strictly African Dancing.
Okonma trained with the Royal Court's Young People's Theatre for two years.