Guilty Until Proven Insane is the fourth studio album released by Skyhooks on 13 March 1978.

[1] It was the first album to feature Bob Spencer, who replaced guitarist Red Symons in early 1977.

Senior Constable John Challis said, "The record in question was by the Skyhooks called "Guilty Until Proven Insane" and one song was suspected of being obscene.

Donald Robertson, writing in Roadrunner, expressed disappointment with the album: "I'm afraid to say it's a really patchy affair.

"[4] Rip It Up magazine's Jeremy Templer wrote that: "Like the Rolling Stones, Skyhooks still feel something of an obligation to be outrageous but they remain as strikingly original as when they first began.