The series follows two secret service agents (played by Joanne Kelly and Eddie McClintock) stationed in a a top-secret storage facility in South Dakota known as 'Warehouse 13 that houses supernatural artifacts collected by the U.S. government.
The show has emerged as Syfy's top-rated program ever this year, averaging a 2.2 HH rating, including 3.1 million total viewers through its first five episodes of Season 3, according to a press release.
"Under Executive Producer Jack Kenny's leadership, this superlative team of writers, cast, and crew continue to turn out a series that only gets better and better with every episode. Warehouse 13 is deservedly the most popular series in our history and we're delighted to renew it for a fourth season," Syfy president of original content Mark Stern said in a statement.
Aaron Ashmore joined the cast this year as an ATF Agent with the ability to detect lying.
Earlier this season, Myka returned to her job after quitting the Warehouse and apologized to her partner Pete for leaving. Check out the emotional exchange below.
'Warehouse 13' airs Monday nights at 9PM on Syfy.