When Paul Winchell (the original voice of Tigger) left the show for its third season, Jim Cummings, already the voice of Winnie the Pooh's, took over for him. Both voice actors would share the role before Winchell's retirement at which point Cummings took over the role permanently.
John Fiedler (Piglet), Hal Smith (Owl), and Paul Winchell (Tigger) all reprise their original roles from As Muitas Aventuras do Ursinho Pooh (1977) for this series.
This is the only Winnie the Pooh TV series that features Gopher, who's role is even a lot more prominent then other appearances from over the years.
The only Disney animated series to win Emmy Award for Outstanding Children's Animated Program.
On advice from his cardiologist, Paul Winchell mostly avoided working with the rest of the cast to avoid the stress, with the studio allowing him to do his voice alone. Most of the sessions occurred at B&B Sound in Burbank, California. Newer technology allowed the actors to record their roles without being in the same room.