Suggestions by @susiandsara

Doc Hammer

as Steve (Dr. Weird's assistant) in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Christopher McCulloch

as Dr. Weird in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Matt Maiellaro

as The Mooninities (Ignignokt and Err) in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Dave Willis

as The Mooninities (Ignignokt and Err) in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Carey Means

as Frylock in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Dave Willis

as Meatwad in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Dana Snyder

as Master Shake in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Dave Willis

as Carl Brutananadiwelski in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Andy Merrill

as Brak in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Gary Owens

as Dad (The Brak Show) in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Carey Means

as Thundercleese (The Brak Show) in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Marsha Crenshaw

as Mom (The Brak Show) in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Jim Conroy

as Zorak in Robot Chicken 25th Anniversary (Adult Swim Special) if the characters they forgot to add were there

Tress MacNeille

as May in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon

Megan Mullally

as Serena in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon

David Herman

as Cilan in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon

Ashley Tisdale

as Dawn in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon

Tara Strong

as Lana in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon

E.G. Daily

as Sophocles in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon

Jenny Slate

as Chloe Cerise in Pokémon Anime Characters Headcanon Voices: Part 2: Ash's Friends and their Pokémon