Connelly was consdiered for the role of Silk Spectre.

Jamie Lee Curtis was considered for the role of Sally Jupiter in the 1990s.

Glen Hansard was offered the chance to audition for the role of Rorschach but had to turn it down due to conflicts with publicity events related to the Oscars.

Keanu Reeves turned down role of Dr. Manhattan in the Watchmen.

During early development in the late 1980s casting rumors included Sigourney Weaver as Silk Spectre.