Nathan Fillion, who plays Rick Castle, is reuniting with his "Drive" co-star, Paul Ben-Victor, for an episode of "Castle" Season 7. Ben-Victor starred with Fillion in an episode of the short-lived Fox's action drama series. Fillion confirmed on Twitter that he is working with his "good friend."

Fillion said: "Working today with good friend @Paulben_victor. Haven't done that since Drive. Such a talent. Follow him!"

Working today with good friend @Paulben_victor. Haven’t done that since Drive. Such a talent. Follow him!

— Nathan Fillion (@NathanFillion) October 21, 2014

Give Me My Remote is reporting that Ben-Victor will be playing a role in episode 10. The episode has yet to be titled. He will be playing the character called Dino Scarpella. The report describes the character as a "tough mob boss." This mob boss has a "soft spot" for the books of the best-selling author, Rick Castle. Earlier, TV Line had reported that Tyler Hilton will be guest-starring in episode 7. He is playing a character called Tobias, a a fun-loving resort guest privy to a scandalous secret." This episode is titled "Once Upon A Time in the West."

Meanwhile, ABC has ordered one more episode for this current season. Now, Season 7 of "Castle" consists of 23 episodes. The season 7 opened with the disappearance of Castle. He returned two months later. However, he does not remember anything. The new character Henry Jenkins told him not to look for answers, as Castle himself told him that he does not want to remember. Castle is slowly returning to his old life. According to spoilers, he and Kate Beckett will get married in an episode that is scheduled to air in November. Castle's disappearance is related to the new mythology that revolves around him. The upcoming episodes are expected to features new revelations related to this mythology.

The next week's episode is titled "Meme is Murder." According to ABC's official synopsis of "Castle" Season 7 Episode 5, "Meme is Murder," "When a Web celebrity is murdered, Castle and Beckett explore the flashy world of internet fame. But when the killer posts pictures from the crime scene on a photo-sharing site, they realize they are up against a social media sociopath who may strike again."