The Lonely Rhino! The Guppies learn about the zoo while trying to find a friend for a lonely rhinoceros. Details Casts Videos Galleries Posters Season Lists Title The Lonely Rhino! Genres Animation Family Kids Release Date 2012-02-10 Episode Runtime 00 Hours 25 Minutes Season Number 2 Episode Number 3 Production Companies Nickelodeon Animation Studio, Wildbrain Entertainment, Jam Filled Toronto, Nelvana Frank Welker... Bubble Puppy (voice)... Brianna Gentilella... Molly... Skai Jackson... Little Fish... Zachary Gordon... Gil... Reyna Shaskan... Oona... Selena Gonzalez... Deema... Christopher Borger... Goby... Eamon Pirruccello... Nonny... Tino Insana... Mr. Grouper... Bubble Guppies Guppy Style Trailer (New Episode) (Trailer) Original Size (3840x2160) Original Size (3840x2160) Original Size (3840x2160) Original Size (1920x1080) Original Size (3840x2160) Original Size (3840x2160) Original Size (2800x1574) Original Size (1280x1920) Original Size (1000x1500) Original Size (1280x1920) Original Size (1000x1500) Original Size (680x1000) Original Size (1280x1920) Original Size (960x1440) Original Size (960x1440) Original Size (960x1440) Original Size (960x1440) Original Size (667x1000) Original Size (500x750) Season 1 20 Episode(s) 2011-01-24 Season 2 19 Episode(s) 2011-11-04 Season 3 29 Episode(s) 2013-08-12 Season 4 11 Episode(s) 2015-10-06 Season 5 18 Episode(s) 2019-09-27 Season 6 34 Episode(s) 2021-10-19 Season 7 1 Episode(s) 2023-06-09