Witness Against the Beast: William Blake and the Moral Law is a 1993 book by the British historian E. P. Thompson in which Thompson contextualizes the work of the otherwise enigmatic poet and painter William Blake. The last book that Thompson would write, it was published posthumously. The book attempts to frame some of Blake's ideas in the traditions of the culture of religious dissent in England.

Witness Against the Beast: William Blake and the Moral Law

Cover of the paperback edition, released in Fall 1994
Author	E. P. Thompson
Country	United Kingdom
Language	English
Genre	Literary criticism
Publisher	Cambridge University Press
Publication date	1993
Media type	Print (hardback & paperback)
Pages	284
ISBN	0-521-46977-5
OCLC	32368799