[6] Regular voices on the show who provide narration for its stories include David Cummings, Jessica McEvoy, Peter Lewis, Nikolle Doolin, Nichole Goodnight, David Ault, Jeff Clement, Erika Sanderson, Addison Peacock, Mike DelGaudio, Atticus Jackson, Dan Zappulla, James Cleveland, Elie Hirschman, Kyle Akers, Alexis Bristowe, Wafiyyah White, Jesse Cornett, Mick Wingert, and Erin Lillis.

Despite horror arguably being a traditionally male-dominated genre, many of the narrators and authors of stories featured on the show, and also half of its 2 million regular monthly listeners are female.

[7] Self-taught composer Brandon Boone, who joined The NoSleep Podcast in 2013, became responsible for the majority of the show's music by Season 5.

[9] The NoSleep Podcast has also featured stories from authors who have gone on to publish their works, including the "Penpal" series from Dathan Auerbach, "99 Brief Scenes from the End of the World" by T.W.

[10] Special guests that have appeared on the podcast include Mike Flanagan,[11] Kate Siegel,[11] Samantha Sloyan,[12] Elijah Wood,[13] and Kurtis Conner.

[14] The NoSleep Podcast began as a volunteer endeavor, with all expenses being paid for out of pocket by its core team.

[17] This is unique in that fans of the show (referred to as the "Sleepless") who are not a part of the program still receive free access to shorter versions of each episode, generally consisting of the first one or two stories, as they're released.

[18] The Season Pass Program has been successful in not only sustaining the show, but also in allowing David Cummings to focus full-time on production.