Who portrayed Deadpool in the 2016 movie?

Ryan Reynolds

Which group of animals features in Pixar’s film "Finding Dory" helping Nemo and Marlin navigate signs and pipes? Falooda is a popular cold dessert beverage from which country? Which acid is commonly found in citrus fruits? In Portal 2, who voices Wheatley the robot? Who proved the Four Color Theorem using computers for the first time?