Othello behind Cassio and badly cuts his leg. In the darkness, Iago manages to hide his identity, and when Lodovico and Gratiano hear Cassio's cries for help, Iago joins them. When Cassio identifies Roderigo as one of his attackers, Iago secretly stabs Roderigo to stop him revealing the plot. Iago then accuses Bianca of the failed conspiracy to kill Cassio. Othello confronts Desdemona, and then strangles her in their bed. When Emilia arrives, Desdemona defends her husband before dying, and Othello accuses Desdemona of adultery. Emilia calls for help. The former governor Montano arrives, with Gratiano and Iago. When Othello mentions
Othello seeing interracial marriages as "aberrations" that could end badly. Given this view of "Othello", the play become especially controversial in apartheid-era South Africa where interracial marriages were banned and performances of "Othello" were discouraged. The first major screen production casting a black actor as Othello did not come until 1995, with Laurence Fishburne opposite Kenneth Branagh's Iago. In the past, Othello would often have been portrayed by a white actor in blackface or in a black mask: more recent actors who chose to 'black up' include Ralph Richardson (1937); John Gielgud (1961); Laurence Olivier (1964); Anthony Hopkins (1981), and Orson