Series

Underdog

★ 8.0(1)19643 seasons

Underdog isn't available to stream, rent or buy in Japan right now. Availability changes often, so check back soon. Availability checked 10 June 2026.

Where to watch Underdog

🇯🇵 Japan

No streaming, rental or purchase options are listed in Japan right now. Availability changes often — try switching your region in the header.

Good to know

Creator: W. Watts Biggers
Release date: 1964-10-03
Language: EN
Seasons: 3
Episodes: 62
Status: Returning Series

Underdog — trailer

About Underdog

Underdog is a 1964 web series in the Animation, Action & Adventure and Comedy genres, created by W. Watts Biggers, starring Wally Cox, Norma MacMillan and Allen Swift. It spans 3 seasons and 62 episodes. It holds an average rating of 8.0/10 from 1 viewers. Below you can see where to watch Underdog in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

There's no need to fear! Underdog is here! When criminals in this world appear And break the laws that they should fear And frighten all who see or hear The cry goes up both far and near For Underdog! Underdog! Underdog! Underdog! Speed of lightning, roar of thunder Fighting all who rob or plunder Underdog. Underdog! When in this world the headlines read Of those whose hearts are filled with greed Who rob and steal from those who need To right this wrong with blinding speed Goes Underdog! Underdog! Underdog! Underdog! Speed of lightning, roar of thunder Fighting all who rob or plunder Underdog. Underdog!

Seasons (3)

Season 126 eps · 1964

Season 222 eps · 1965

Season 314 eps · 1966

Cast

Wally Cox

Underdog (Voice)

Norma MacMillan

Sweet Polly Purebred (Voice)

Allen Swift

Riff Raff (Voice)

George S. Irving

Narrator (Voice)

Frequently asked questions

Where can I watch Underdog in Japan?+

Underdog is not currently listed on any streaming, rental or purchase service in Japan. Availability changes often, so check back or switch your region.

Is Underdog on Netflix?+

Underdog is not on Netflix in Japan right now.

How many seasons of Underdog are there?+

Underdog has 3 seasons and 62 episodes in total.

Who stars in Underdog?+

Underdog stars Wally Cox, Norma MacMillan, Allen Swift and George S. Irving.

When did Underdog come out?+

Underdog is a 1964 web series created by W. Watts Biggers.

What genre is Underdog?+

Underdog is Animation, Action & Adventure and Comedy series.

Who created Underdog?+

Underdog was created by W. Watts Biggers.