“A countercultural sketch show full of unknowns, with no script, no structure.” The verdict of NBC’s head of talent about the embryonic Saturday Night Live expresses everything audiences loved about it when it first aired in 1975.
To capture the anarchic birth of this TV institution, Jason Reitman has made a stylish film that initially seems as wayward as the show. But it gradually comes to seem like the obvious way to handle the material.