Sam and Dean Winchester have died and come to back so life so often over the years, we've lost track. But now it's really the end of the road for their long-running CW hit "Supernatural."

Stars Jared Padalecki, Jensen Ackles and Misha Collins made the announcement today that the show will (sob!) end with Season 15.

"Well, it’s official. One more round for the Winchester brothers. Though nothing ever really ends in 'Supernatural' ...does it?" Ackles wrote in an an Instagram post.

The show debuted on September 13, 2005 on what was then The WB and then became a flagship series for the new CW network. It  currently ranks as the longest-running sci-fi/genre series in the history of American broadcast television. It's the only show from the WB-era still on the air.

"We just told the crew that though we’re very very excited about moving into our 15th season, it will be our last. Fifteen years of a show that has certainly changed my life, I know it’s changed these two guys' life," Ackles  said, referring to TV brother Padalecki and Collins, who joined the series in 2008 as Castiel.

"We just wanted you to hear from us that though we’re excited about next year, it will be the finale. The big, grand finale of an institution," Ackles said. "I will say this, a little word from Eric Kripke, the creator about this world and these characters, that in a show about family, it is amazing and it is the pride of his life that it became a family. So thank you guys for that."

Several attempts to develop a spinoff of the show have crashed and burned, unfortunately. CW president Mark Pedowitz has said that he's probably done trying to create a spinoff and chalked up the show's success to Padalecki and Ackles.

The final season, which will run from 2019-2020, will be 20 episodes.

We'll always think of Sam and Dean whenever a light flickers, a radio crackles, we stay at a ridiculously retro motel, or an Impala passes us on the road blasting AC/DC. Thanks for saving the world so many times, guys.

With "Arrow" also ending next year, it's definitely the end of an era.

[Via THR]