Built to Cast: Molly Shannon, Ving Rhames and More

Some goodies in today's pilot-casting news!• Former SNL funny lady Molly Shannon (as in, from back when SNL was funny) has been tapped to play Natasha Richardson's sister (and a possible murderess) in NBC's comedy soap, The Mastersons of Manhattan.• Big-screen bruiser Ving Rhames has joined the cast of ABC's Americanized version of Footballers Wives, called Football Wives, as the team's general manager.• O.C. cutie Samaire Armstrong has been tapped to play, in essence, Paris Hilton in ABC's Dirty Money drama, with Peter Krause.• Boston Public principal Chi McBride can expect a bouquet from ABC for joining its drama, Pushing Daisies; in it, he plays a private dick who goes into business with a guy who can make Lazarus of anyone.• And finally, someday-star (trust me on this) Jennifer Esposito has been signed to ABC's amnesiac comedy, Sam I Am, though unfortunately not as the amnesiac.