Psychic Ills are an American experimental rock/psychedelic rock band from New York City,[1] consisting of Tres Warren (vocals/guitar; 1978-2020), Elizabeth Hart (vocals/bass), Adam Amram, Jon Catfish Delorme, and Brent Cordero.

[6] Formed by Tres Warren, the band made their debut on the Mental Violence label with the single "Killers" b/w "Vice" in November 2003.

[7] It was followed by the four-track EP Mental Violence II: Diamond City released through The Social Registry in November 2005.

[6][20] On June 3, 2016, they released their fifth album, a double LP titled Inner Journey Out featuring art by Jonah Freeman and Justin Lowe.

Elizabeth Hart played bass with Effi Briest and performed with the improvisational dance and music ensemble Skint.

Tres Warren collaborated with visual artist Taketo Shimada as Messages and with Drew McDowall of Coil as Compound Eye.

Former drummer Brian Tamborello participated in the Boredoms' Boadrum projects and played drums on Mike Wexler's record Sun Wheel.