Greg Kinnear and Jane Curtin have been tapped to join the cast of the Weinstein Co. comedy “I Don’t Know How She Does It,” appearing alongside Sarah Jessica Parker and Pierce Brosnan.

Kinnear will play the husband of the film’s protag (Parker), a working mom juggling a busy professional and personal life.

Curtin has been cast as Kinnear’s mother.

Film, based on the 2002 novel by Allison Pearson, is helmed by Douglas McGrath (“Emma,” “Infamous”) with a screenplay by Aline Brosh McKenna (“The Devil Wears Prada”).

The Weinstein Co.’s prexy of production Donna Gigliotti will produce the pic with executive producers Scott Ferguson and McKenna.

Pic targets a spring 2012 release.