• Arrow Cast

Arrow Cast (Photo : Getty Images/Frederick M. Brown)

"Arrow" Season 5 will soon introduce Nyssa's half-sister, Talia Al Ghul (Lexa Doig), in an upcoming episode.

According to Den of Geek, Talia will also be introduced in "Arrow" Season 5, episode 10. But the installment that will focus mostly on her will be in "Second Chances."

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The synopsis for the episode revealed that Talia will help Oliver Queen (Stephen Amell) take down Kovar, but with one major condition. When she tells Oliver what she wants in return, the lead character will have a hard time agreeing with her request.

Elsewhere, Felicity (Emily Bett Rickards) will attempt to hack the NSA to help free Diggle (David Ramsey). However, her attempt to do so with be flagged so she will come face to face with an unknown villain.

Also in the episode, Curtis (Echo Kellum) will tell Team Arrow about a vigilante named Tina Boland (Juliana Harkavay), who he discovered online after the latter wreaked havoc all over the country.

Meanwhile, photos of Doig on the set of "Arrow" Season 5 were recently released online. The actress is still filming with Amell and the rest of the cast of "Arrow" Season 5 since she will be appearing in multiple episodes until the finale.

As of late, it is still unclear whether or not Doig's character, Talia, will continue to be part of "Arrow" Season 6. The series was recently renewed by The CW together with "The Flash" Season 4 and "Supergirl" Season 3.

In other news, Laurel Lance (Katie Cassidy) will make a comeback in "Arrow" Season 5, episode 10. In "Where Are You?" Oliver will be surprised to see Laurel, but he and his team will soon find out that this is not the real Laurel they buried before.

As of late, it is still unclear who is using Laurel's body to remind Oliver of his past, but Cassidy is expected to return to more episodes of "Arrow" and the other superhero shows on The CW.

"Arrow" Season 5, episode 10 will air on The CW on Jan. 24 at 8 p.m. EST.