In Sgt. Rock, a World War II-set superhero actioner, Farrell was set to play Sgt. Franklin John Rock, the character created by Robert Kanigher and Joe Kubert, who first debuted in the 1959 DC issue Our Army at War as a WWII infantry soldier. The character gained stature in 1977 when he got his own comic book series, which ran through 1988.

Sgt. Rock, DC’s superhero flick to team Luca Guadagnino and The Penguin’s Colin Farrell, has halted production plans, sources have confirmed to Deadline. The film was supposed to enter production this summer.

Sgt. Rock, DC Studios’ action war movie based that was to shoot this summer, will no longer move forward, sources tell The Hollywood Reporter . The feature project, with Luca Guadagnino in the director’s chair, had Colin Farrell as the titular DC Comics hero and was in preproduction as it planned a shoot in England.