Each week on Slate's TV Club Insider podcast, the creators, cast, and crew of The Americans reveal behind-the-scenes details about the making of the FX drama's third season. 

In this installment about the twelfth episode, “I Am Abasing Zadran,” Peggy Schierholz from the Hair and Makeup Department joins script coordinator Molly Nussbaum and executive producers Joel Fields and Joe Weisberg to discuss arguably the most important part of The Americans—the wigs. Spoiler: she hate’s Clark’s wig.

Plus, a quick check-in with actress Alison Wright about her character, Martha’s, shocking discovery. 

Note: This podcast contains spoilers and is meant to be enjoyed after you watch the episode.