(Columbia, 1955) An original U.S. insert poster for the atomic-anxiety creature feature, It Came from Beneath the Sea. The poster has been signed in black felt pen above the billing block by miniature effects wizard Ray Harryhausen, who created the film's memorable stop motion animation sequences. Measuring 36"x14", the piece is in good condition with small holes to the corners, edge and corner wear, spots of discoloration, background stress lines, and handling wear.