‘Outlander’ Season 3 Star Sam Heughan Joining ‘Sherlock’ Season 4? [SPOILERS]

Sam Heughan, the Scottish actor from the hit Starz time traveler series, "Outlander," is rumored to be joining the BBC drama, "Sherlock" Season 4. Rumors about the actor's casting in the upcoming season of the show began after Heughan and series creator Mark Gatiss shared a couple of words on social media. Will Heughan play as Sherlock's third Holmes brother?

This article contains spoilers. Read on if you want to learn more about the details of this story.

"Outlander" Season 3 actor Sam Heughan is rumored to be joining Benedict Cumberbatch and Martin Freeman in "Sherlock" Season 4. Rumors about the actor's casting on the hit BBC series began after Heughan exchanged a message with series creator Mark Gatiss on Twitter.

Gatiss asked the Scottish actor about when they could possibly see each other to which the "Outlander" actor responded that they can meet once their schedules align. Fans immediately began expressing their hopes to see Heughan play a role in "Sherlock" Season 4.

As most fans know, "Sherlock" Season 4 is believed to be introducing the third Holmes brother. Initially, it was Tom Hiddleston who was rumored to play the role, but now, fans are hoping that it is Heughan who lands the role.

"Sherlock" Season 4 is also believed to be the series finale for the BBC drama, as Cumberbatch previously teased on the show's endgame. The "Outlander" star would, therefore, make a lot of fans happy because he has been known for portraying his roles well.

As "Outlander" creator Jeff Davis shared with Vanity Fair, they were immediately impressed by Heughan's audition. Davis said that they thought casting Jamie Fraser would be hard, but they were proven wrong once they saw Heughan do a scene for the audition.

"Sam is naturally very charming and in some ways has a lot of Jamie there," said Davis.

Do you think "Outlander" Season 3 actor Sam Heughan should join "Sherlock" Season 4? Share your thoughts in the comments section below!