Culver was more prolific as a stage actor, first appearing in several roles with the Dundee Repertory Theatre in 1959 (performing in thirty-five different plays within a two year span) before progressing to the illustrious Old Vic, where many other Star Wars actors have also appeared; John Boyega, James Earl Jones, Indira Varma, Daniel Mays and fellow Imperial Michael Pennington are others who have also worked with the company.
In addition, Culver also narrated several documentaries and has written poetry. He appeared at a number of Star Wars conventions.