Monsters vs. Aliens - Season 1 Episode 20 The Sound of Fear monster, alien Dr. C's former teacher reveals a missing music grade in his transcript. TitleMonsters vs. Aliens - Season 1 Episode 20 The Sound of Fear Year2014 GenreAnimation, Family, Action & Adventure, Sci-Fi & Fantasy, Comedy CountryUnited States of America StudioNickelodeon CastEric Edelstein, Chris O'Dowd, Riki Lindhome, Diedrich Bader, Diedrich Bader CrewDoug Tiano (Animation Manager), Paul Zeke (Animation) Alternative Titles Keywordmonster, alien First Air DateMar 23, 2013 Last Air dateFeb 08, 2014 Season1 Season Episode50 Episode Runtime12:14 minutes QualityHD IMDb: 6.00/ 10 by 44.00 users Popularity22.453 LanguageEnglish Download 4K Download 4K Download 4K Download Amazon Video HD Download Apple TV HD Download Google Play Movies HD Download SD Download SD Download SD Download