Katheryn Winnick 2017: 'Vikings' Season 5 Star Teases Travis Fimmel Return, Lagertha, Ragnar Lothbrok Reunion [PHOTO]

Everyone is still waiting for Ragnar Lothbrok to return in "Vikings" Season 5. So is it possible that Travis Fimmel will reprise his iconic role in the History series? Fimmel's costar Katheryn Winnick has just shared a photo that teases on a possible reunion between Ragnar and his ex-wife Lagertha, and it looks like the two are having the time of their lives.

Fans have been following Katheryn Winnick's Instagram for any updates on "Vikings" Season 5. After all, the "Stripped" actress has been posting awesome pictures from the set of the show. In addition to that, Winnick seems to enjoy sharing photos of the cast members. So why has the star of "The Dark Tower" just posted an image with Travis Fimmel?

Katheryn Winnick's most recent Instagram post shows the actress with her longtime "Vikings" costar. The image shows Winnick pouring water on Travis Fimmel's head. However, the real Ragnar Lothbrok doesn't appear to mind since the two are smiling in the picture. So does this mean that Ragnar and Lagertha are set for a reunion in "Vikings" Season 5?

 Whoops, I did it again ?? #AprilFools

A post shared by Katheryn Winnick (@katherynwinnick) on Apr 1, 2017 at 9:53am PDT

The idea of Travis Fimmel making an appearance as Ragnar Lothbrok is certainly a welcome one for "Vikings" Season 5 fans. However, it is important to note that Katheryn Winnick had posted the photo on April 1 and even added a cheeky caption. In the meantime, Lagertha is expected to fight for the right to rule Kattegat despite Ivar the Boneless' plans to assassinate her, as per CeleBeat.

The "Vikings" Season 5 air date has not yet been confirmed. However, there are speculations that the series will return on History sometime in summer. Keep checking CeleBeat for the latest news and updates on your favorite celebrities and TV show.