Question: who did the voice of the bubble boy on seinfeld
Answer: Season 4 Episode 7 Directed by Tom Cherones Written by Larry Charles , Larry David Production code 407 Original air date October 7 , 1992 Guest appearance ( s ) Jessica Lundy as Naomi Brian Doyle - Murray as Mel Carol Mansell as the Bubble Boy 's Mother O - Lan Jones as Waitress Jon Hayman as Voice of Donald Episode chronology ← Previous `` The Watch '' Next → `` The Cheever Letters '' Seinfeld ( season 4 ) List of Seinfeld episodes