Look, we’re not here out here fishing for hosannas, but we’re not not doing that either. Party Down has more RSVPs for its upcoming third season on Starz. In addition to the returning cast from the original series, Variety reports that Jennifer Garner, Zoë Chao, and Tyrel Jackson Williams are joining as series regulars, and James Marsden will appear in a recurring guest star role. There is also a rundown of who everyone’s playing. Garner will be Evie, “a successful producer of studio franchise movies, who, in the wake of a breakup, is reconsidering her life choices.” The description says she has a “fledgling relationship” with Adam Scott’s character, Henry Pollard, meaning he might have made it as an actor in season three. Williams is Sackson, “a handsome, confident, driven,…