According to Variety, Amy Poehler is filling in the last piece for Mr. Woodcock.

"Saturday Night Live" thesp has been cast in the New Line comedy, which began shooting April 1st.

Taking pic's remaining major role, she'll play publicist for an author (Seann William Scott) who returns to his hometown to stop his mother, played by Susan Sarandon, from marrying his much despised high school gym teacher, portrayed by Billy Bob Thornton.

Craig Gillespie is helming the comedy, which Bob Cooper is producing through his Landscape Entertainment shingle.