In "Thor: Ragnarok," which actor portrays the Grandmaster?

Jeff Goldblum

Who conducts the music in the Disney classic segment "The Sorcerer's Apprentice"? What was the occupation of Joseph, husband of Mary? In soccer, what is the minimum number of players a team must have on the field? Which explorer is credited with the European discovery of the Hawaiian Islands in 1778? What type of pudding is famously sung about in the carol featured in "We Wish You a Merry Christmas"?