Who plays the titular character of the film produced and directed by Edgar Wright that was credited to the American and British film choreographer Litza Bixler?
Litza Bixler Litza Bixler (born 25 August 1970) is an American and British film choreographer, Artistic Director and Writer. She is best known for her work with Edgar Wright  on "The World's End", "Scott Pilgrim vs. the World" and "Shaun of the Dead". Other films with the Wright/Frost/Pegg stable include Nick Frost's salsa comedy "Cuban Fury" and the romantic comedy "Man Up" (starring Simon Pegg).
The Butterfly Effect The Butterfly Effect is a 2004 American psychological thriller supernatural fiction film written and directed by Eric Bress and J. Mackye Gruber, starring Ashton Kutcher and Amy Smart. The title refers to the butterfly effect, a popular hypothetical example of chaos theory which illustrates how small initial differences may lead to large unforeseen consequences over time.