"Argus" is the nineteenth episode of the fourth season of the American television comedy series 30 Rock, and the 77th overall episode of the series. It was written by 30 Rock producers Josh Siegal, Dylan Morgan, and Paula Pell. The episode was directed by co-executive producer and show composer Jeff Richmond. It originally aired on NBC in the United States on April 29, 2010. Guest stars in this episode include Will Forte, Marceline Hugot, and Burke Moses.

The fourth season of 30 Rock, an American television comedy series, consists of 22 episodes and began airing on October 15, 2009, on the NBC network in the United States. The season was produced by Broadway Video, Little Stranger, and NBC Universal; the executive producers were series creator Tina Fey, Lorne Michaels, Marci Klein, David Miner, and Robert Carlock.