Octonauts· Season 4 · Episode 7Octonauts and the Loneliest WhaleS04E07·October 1, 2015·11m·CBeebiesThe Octonauts follow a strange song to a lonely humpback whale.Streaming on (US) See allSharePreviousOctonauts and the Mantis ShrimpS04E06NextOctonauts and the Tree LobstersS04E08Keep goingSeasonSeason 4 ranked & reviewedEvery episode in airing order with ratings and dates.StreamWhere to watch OctonautsEvery streaming service and region, checked around the clock.MatchupShows like OctonautsThe closest matches, ranked by overlap and rating.
