Thomas Middleditch ("Silicon Valley") and Ben Schwartz ("Parks and Recreation") perform two-person long-form improv. Thomas Middleditch ("Silicon Valley") and Ben Schwartz ("Parks and Recreation") perform two-person long-form improv. Thomas Middleditch ("Silicon Valley") and Ben Schwartz ("Parks and Recreation") perform two-person long-form improv. Thomas Middleditch ("Silicon Valley") and Ben Schwartz ("Parks and Recreation") perform two-person long-form improv.