HBO has started to fill out the casts of two of their new pilots. According to The Hollywood Reporter, Jason Dohring and Kate Burton have signed on for Washingtonienne and Shannon Sossyman and Scott Mescudi have joined the cast of How to Make It in America.

Dohring will play a legislative assistant for the same Senator that Rachel Taylor's character works for and Burton will play the Senator's personal assistant. The series revolves around three 28-year-old women working on Capitol Hill.

Sossyman and Mescudi join How to Make It in America leads Bryan Greenburg and Victor Rasuk, who are trying to hustle their way into the American Dream in New York City. It isn't clear what characters Sossyman and Mescudi will portray.