Sigaw (lit. 'Shout'), internationally known as The Echo, is a 2004 Filipino supernatural horror film directed by Yam Laranas. It stars Richard Gutierrez and Angel Locsin (both from Mulawin). It was one of the entries in the 2004 Metro Manila Film Festival, becoming a box office success in the Philippines where the horror genre has become increasingly popular. In 2005, the film received a release in both Singapore and Malaysia.

An American remake of the film was made in 2008, entitled The Echo.