Which former Saturday Night Live cast member who was in "Step Brothers" was a voice in the movie "Megamind"? 
Will Ferrell:  He first established himself in the mid-1990s as a cast member on the NBC sketch comedy show "Saturday Night Live", and has subsequently starred in comedy films such as "" (2004), "" (2006), "Step Brothers" (2008), "The Other Guys" (2010) and "" (2013), all but one of which he co-wrote with his comedy partner Adam McKay. Will Ferrell:  Other films roles include "Elf", "Old School" (both 2003), "Blades of Glory" (2007), and the animated films "Megamind" (2010) and "The Lego Movie" (2014).
i don't know