 He interviewed Calcraft, the manager of the Dublin Theatre, and early in 1833 on account of the failure of Edmund Kean to fulfil his engagement at Dublin, Brooke was given an opportunity to appear in the part of William Tell.He was billed as "a young gentleman under 14 years of age" (he was really almost 15) and played with some success.Other appearances followed as Virginius and Young Norval.