Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Julie Beth asked the question. Somebody dropped a nickel into the 100-year-old calliope, which provided the music for this episode.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Daniel McNamara asked the question. 13-year-old Joë Rossi and Abol-hasan Sabā played the accordion and violin in1930s France and Persia. Poll mentioned in the episode was from 2016 and can be found here.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Bunny Slippers asked the question. Somebody doesn't snore, despite what everybody says.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Chenda Cope asked the question. The orchestras of Victor Herbert and Raderman-Beckerman provided the sugar and salt a century ago. Somebody likes the space between stations.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Scott Blackshire asked the question. No feline nor human siblings were harmed in the making of this episode. Somebody is an only child.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Dave Nimmons asked the question. Bailey's Lucky Seven played the tune "Toot Toot Tootsie Goodbye" back in 1922.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Vanessa Ogbuehi asked the question. Giovanni Vicari played the mandolin in Little Italy in the 1920s. Somebody played with the gramophone instead of refilling the water cooler.

Nobody Knows features the voice of Nobody answering your questions. Christina Gesualdi asked this episode’s question. Somebody drove the bulldozer, borrowed from the community at freesound.org.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Question asked both by Jessica Johnson and Dorie Byrne. Music played by Moshir Homayoun in 1933. Benjamin Rosenthal played Somebody Bad's stunt double and might not be responsible for this episode's use of the S-word in both English and German.

Nobody Knows features the voice of Mason Rosenthal, with sound design by Morgan FitzPatrick Andrews. Question asked by Lily Cavanaugh. Music by Rafael Iriarte and Rosendo Pesoa, recorded in Argentina sometime in the 1920s.