Streaming, rent, or buy The Many Loves of Dobie Gillis – Season 3:
Currently you are able to watch "The Many Loves of Dobie Gillis - Season 3" streaming on Shout! Factory Amazon Channel, fuboTV or for free with ads on The Roku Channel, Shout! Factory TV, Pluto TV, Amazon Prime Video Free with Ads.
You can also stream the title for free on Plex, Plex Player, Plex Channel.