The Big Bang is a 2011 American action thriller film written by Erik Jendresen and directed by Tony Krantz, starring Antonio Banderas and Sienna Guillory.

Sienna Tiggy Guillory is an English actress and former model. She portrayed Jill Valentine in several entries of the Resident Evil action-horror film series. Other prominent roles include elf princess Arya Dröttningu in the fantasy-adventure film Eragon, and the title role in the TV miniseries Helen of Troy. She has appeared in TV shows including Fortitude, Stan Lee's Lucky Man, and Luther.