<Li> Michael K. Williams as Moussa: A descendant of Baptiste, a Haitian Assassin who uses voodoo poison against his enemies . Escapes with Cal and Lin to London . Williams said, "Moussa definitely has some assassin skills . Although I think he prefers to use trickery and magic and voodoo to slay his opponents as opposed to just hand - to - hand combat, but if it needed to be he could take it to the mat ." Baptiste previously appeared in Assassin's Creed: Liberation . </Li> <Li> Denis Ménochet as McGowen: Head of Rikkin's large Abstergo security force . </Li> <Li> Ariane Labed as Maria: An assassin in 15th century Spain and the closest ally of Aguilar . More measured than her partner - in - arms, Maria is light on her feet and exceedingly quick, and together they are an unstoppable force . Like Aguilar, she understands the damage the Templar influence is doing to her country . </Li> <Li> Khalid Abdalla as Sultan Muhammad XII . </Li>

Who plays the female assassin in assassin's creed movie