Add “How I Met Your Mother” to the long list of 2000s-era sitcoms that are jumping aboard the podcast train. “How We Made Your Mother” will premiere on March 10 and will be hosted by series star Josh Radnor and co-creator Craig Thomas.

Produced by Alek Lev, the series will see the two “explore, episode by episode, the mystery at the heart of what has made this show so durable and beloved. It’s time — much like the older, wiser narrator Ted does in the show — to look back on this adventure that occupied a pivotal decade of their lives: how the show changed them, how it changed its fans and how it changed the culture,” a synopsis for the podcast reads.

The idea for the re-watch podcast came from Radnor’s wife Jordana Jacobs, who has never seen an episode of the nine-season CBS hit. “I think Josh was really...