Which ones did you already know? I’ll tell you this: The very first one blew my mind (as did the Seinfeld one).
1. Over on FX’s The Bridge, Demian Bichir’s brother, Bruno Bichir, joined the show this season as Sebastian Cerisola.
2. Benedict Cumberbatch’s real parents played the parents of his character, Sherlock Holmes, in Sherlock.
3. Gabriel Macht’s real-life wife, Jacinda Barrett (previously of The Real World: London), played his love interest on Suits.
4. Xander Berkeley and Sarah Clarke, who played George Mason and Nina Myers on 24, married between the first and second seasons of the Fox drama.
5. Carrie Preston, who plays the love interest of Michael Emerson’s character on Person of Interest, is also Michael Emerson’s real-life wife.