Benjamin Schwartz is an American actor, comedian, writer, director, and producer. He has portrayed Jean-Ralphio Saperstein on the NBC sitcom Parks and Recreation and Clyde Oberholt on the Showtime series House of Lies; voiced Randy Cunningham in Randy Cunningham: 9th Grade Ninja, Dewey Duck in DuckTales, and Leonardo in Rise of the Teenage Mutant Ninja Turtles; and appeared many times in the CollegeHumor web series Jake and Amir.