Guest Stars
![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Steve Alterman
voices Additional Voices![Mae Whitman](https://static.tvmaze.com/uploads/images/medium_portrait/166/416075.jpg)
Mae Whitman
voices Heather![Mitch Carter](https://static.tvmaze.com/uploads/images/medium_portrait/74/186998.jpg)
Mitch Carter
voices Additional Voices![Stoick Haddock](https://static.tvmaze.com/uploads/images/medium_portrait/188/470255.jpg)
Nolan North
voices Stoick Haddock![Gobber](https://static.tvmaze.com/uploads/images/medium_portrait/188/470256.jpg)
Chris Edgerly
voices Gobber![Hakeem Kae-Kazim](https://static.tvmaze.com/uploads/images/medium_portrait/1/3880.jpg)
Hakeem Kae-Kazim
voices Krogan![Alan Shearman](https://static.tvmaze.com/uploads/images/medium_portrait/129/322968.jpg)
Alan Shearman
voices Additional Voices![James Arnold Taylor](https://static.tvmaze.com/uploads/images/medium_portrait/461/1154743.jpg)
James Arnold Taylor
voices Throk![No image yet, be the one to add it. No image (yet).](https://static.tvmaze.com/images/no-img/no-img-portrait-clean.png)
Edie Mirman
voices Additional Voices![Kyle T. Heffner](https://static.tvmaze.com/uploads/images/medium_portrait/11/29024.jpg)
Kyle T. Heffner
voices Additional Voices![Tom Kenny](https://static.tvmaze.com/uploads/images/medium_portrait/449/1123850.jpg)
Tom Kenny
voices Silent Sven![Nolan North](https://static.tvmaze.com/uploads/images/medium_portrait/94/236870.jpg)