Heroes | Pass/Fail
Genre: Drama Sci-Fi & Fantasy
Director: Tim Kring
Cast: Adrian Pasdar, Ali Larter, Cristine Rose, Greg Grunberg, Hayden Panettiere, Jack Coleman, James Kyson, Masi Oka, Milo Ventimiglia, Robert Knepper, Sendhil Ramamurthy, Zachary Quinto
Description: : "Pass/Fail" is the fifteenth episode of the fourth season of the NBC science fiction drama series Heroes, and the seventy-fourth episode overall. The episode aired on January 18, 2010.