Christopher Haden-Guest, 5th Baron Haden-Guest, known professionally as Christopher Guest, is a British-American actor, comedian, screenwriter and director. Guest has written, directed, and starred in his series of comedy films shot in mockumentary style. He co-wrote and acted in the rock satire This Is Spinal Tap (1984), and later directed a string of satirical mockumentary films such as Waiting for Guffman (1996), Best in Show (2000), A Mighty Wind (2003), For Your Consideration (2006), and Mascots (2016). His acting credits include roles in Death Wish (1974), Little Shop of Horrors (1986), The Princess Bride (1987), and A Few Good Men (1992). He was a regular cast member on Saturday Night Live in 1984–1985.