The staffers spend the day ("Big Block of Cheese day") dealing with private organizations, aka the crackpots. Throughout the day, Sam deals with a UFO nut, CJ gets a proposal to build a wolves-only road, Toby and Bartlet clash over everything, and Josh is overwhelmed by guilt regarding his sister's death.
Elenco: Martin Sheen , Dulé Hill , Bradley Whitford , Alan Alda , Allison Janney , Janel Moloney , Jimmy Smits , John Spencer , Joshua Malina , Mary McCormack , Moira Kelly , Richard Schiff , Rob Lowe , Stockard Channing .