 | 1x01 Pilot (Air Date: Mar. 04, 2001) After a mysterious and beautiful interloper thwarts their heist, the Gunmen unravel a conspiracy that hits closer to home. |
 | 1x02 Bond, Jimmy Bond (Air Date: Mar. 11, 2001) While searching for the killer of a notorious hacker, the astute three find a not-so-astute fourth. |
 | 1x03 Eine Kleine Frohike (Air Date: Mar. 16, 2001) A lederhosen-clad Frohike convinces a Nazi war criminal that he is her long-lost son. |
 | 1x04 Like Water for Octane (Air Date: Mar. 18, 2001) The search for a water-powered car fuels the Gunmen to encounter missile silos, cows and unhelpful government clerks. |
 | 1x05 Three Men and a Smoking Diaper (Air Date: Mar. 23, 2001) It's not politics as usual when a Senator's mistress is murdered and the Gunmen are forced to babysit the evidence. |
 | 1x06 Madam, I'm Adam (Air Date: Mar. 30, 2001) Midget wrestlers and a hyperactive television salesman may help the Gunmen with a guy suffering from a severe case of identity crisis. |
 | 1x07 Planet of the Frohikes (Air Date: Apr. 06, 2001) The Gunmen receive an email from an unwilling captive being subjected to secret government tests, but find their contact to be genetically altered, super monkey. |
 | 1x08 Maximum Byers (Air Date: Apr. 13, 2001) The only way to make a final plea to a convicted killer is to penetrate Death Row, but the boys do it as pretend prisoners. |
 | 1x09 Diagnosis: Jimmy (Air Date: Apr. 20, 2001) While laid up in the hospital after a skiing accident, an amnesia-stricken Jimmy suspects his doctor is a wanted killer offing his patients. |
 | 1x10 Tango de los Pistoleros (Air Date: Apr. 27, 2001) After the Gunmen bungle her elaborate investigation and blow her cover, Yves is forced to play tango partner in order to engage the criminal mastermind she has been tracking. |
 | 1x11 The Lying Game (Air Date: May. 04, 2001) The murder of a professional blackmailer, an appeal by the victim's sister and evidence linking the crime to FBI Assistant Director Walter Skinner cause the Gunmen to question what's a lie ... |
 | 1x12 All About Yves (Air Date: May. 11, 2001) While tailing "Man in Black" Morris Fletcher, the boys stumble upon what may be a link to Romeo 61, the granddaddy of all conspiracies that happens to lead right back to Yves. |
 | 1x13 The Cap'n Toby Show (Air Date: Jun. 01, 2001) All hell breaks loose on the set of a kid's television show when Langly's childhood hero is accused of being an international spy. |