Lawrence Kasdan’s Kevin Kline-Diane Keaton dramedy “Darling Companion” was one of the sweethearts of the American Film Market, closing numerous deals in its debut from Sierra Pictures.Richard Jenkins and Elisabeth Moss also star in the film, which Kasdan is lensing in Utah. Project reteams Kasdan and Kline for the fourth time after “The Big Chill,” “Grand Canyon” and “Silverado.” Since launching Sierra in June 2009, Nick Meyer and partner Marc Schaberg have focused on projects with specific audiences in mind. AFM, which wrapped Wednesday, was the company’s busiest market yet. Meyer and Schaberg closed a number of major deals for the previously announced “Shark Night 3D.” Event pic has been bought by Entertainment in the U.K., E1 inCanada and Benelux, Metropolitan in France, Telepool in Germany and Icon in Australia/New Zealand. “Darling Companion,” targeting adult females, made its market debut at AFM. Sierra sold the Kasdan-directed pic to territories including Alliance in Canada, Degeto in Germany, Metropolitan in France, Roadshow Films in Australia/New Zealand, DeAPlaneta in Spain, Svensk in Scandinavia and Eagle Films in the Middle East. Kasdan co-wrote the script with spouse Meg. “Companion” is produced by Anthony Bregman for Likely Story, Elizabeth Redleaf for Werc Werk Works and Kasdan. Christine Walker, Meg Kasdan and John Kelly exec produce. Dramedy focuses on a woman, portrayed by Keaton, who loves her dog more than her husband, played by Kline. The husband loses said dog after a wedding at their vacation home in the Rockies. Also at AFM, Sierra closed a number of deals for Oren Moverman’s L.A. police thriller “Rampart,” including to Metropolitan in France and Eagle Films in the Middle East. Bruce Willis crime action drama “Catch .44″ also whipped up interest for Sierra. Willis stars opposite Forest Whitaker, Malin Akerman and Nikki Reed. “Catch .44,” written and directed by Aaron Harvey, now has sold in France (Metropolitan), Germany (Telepool) and Canada (VVS), among other key territories. “There is a definable interest for each of these movies,” Meyer said.