I Saw Such Things in My Sleep EP is the debut EP from British indie rock band Guillemots released in 2005. It comprises 4 tracks and sold out on the day of release after much attention from radio presenters across the UK. A limited version of the EP was also released in vinyl 10".
Only 1,000 copies of the EP were pressed. The four tracks were re-released on the international mini-album From The Cliffs in 2006.