Who was Joe Cornish's co-writer of "Ant-Man" that served as head writer for "Saturday Night Live"?
Joe Cornish:  He has also co-written "", with Steven Moffat and Edgar Wright, and "Ant-Man", with Wright, Adam McKay and Paul Rudd. Adam McKay:  McKay served as head writer for the NBC sketch comedy series "Saturday Night Live" for two seasons.
Adam McKay