[s1e4] Rats On A Train 【POPULAR • 2026】

" Rats on a Train " is the fourth episode of the first season of the Disney XD series Lab Rats , which originally aired on March 19, 2012. The episode marks the bionic trio's first official mission and focuses on a high-stakes emergency involving a runaway high-tech train.

The episode is available for viewing on platforms such as Apple TV and DisneyNow . [S1E4] Rats on a Train

The Lab Rats—Adam, Bree, and Chase—are sent on their first mission to stop the train. Complications arise when Leo, feeling excluded from the adventure, accidentally smuggles himself onto the train inside a bag. Unfortunately, he is carrying the auxiliary decelerator needed to stop the vehicle, and the team soon discovers that the train's brakes are missing entirely. " Rats on a Train " is the

The episode begins with Donald Davenport preparing for a test of his new high-speed train. However, the situation quickly escalates into a crisis when the train, which is filled with highly explosive nuclonium, goes out of control and begins speeding toward downtown Welkerville. The Lab Rats—Adam, Bree, and Chase—are sent on

The episode features the main cast, including Donald Davenport, Tasha, Leo, and the bionic trio.

The stakes are heightened as Tasha has just been hired as an on-air news reporter to cover the train's maiden voyage, unaware that her son and the Lab Rats are in danger. Production Information Original Air Date: March 19, 2012. Runtime: Approximately 22 minutes. Rating: TV-Y7.

This is the first true field mission for the technologically enhanced teenagers.