Suggestions by @alan01

Mothra Leo

as Mothra Leo in Destroy All Monsters - Part 2

Gamera

as Gamera in Destroy All Monsters - Part 2

King Kong (MonsterVerse)

as King Kong in Destroy All Monsters - Part 2

Godzilla (Monsterverse)

as Godzilla in Destroy All Monsters - Part 2

Kokoro Terada

as Toru Aizawa in Destroy All Monsters - Part 1

Xiliens

as Xiliens in Destroy All Monsters - Part 1

Rodan (MonsterVerse)

as Rodan in Destroy All Monsters - Part 1

James Newton Howard

as Composer in Destroy All Monsters - Part 1

United States Navy

as Marinha in Destroy All Monsters - Part 1

United States Army

as Exército in Destroy All Monsters - Part 1

David Strathairn

as William Stenz in Destroy All Monsters - Part 1

Monarch Sciences

as Monarch in Destroy All Monsters - Part 1

Iris

as Iris in Destroy All Monsters - Part 1

Konomi Watanabe

as Ayana Hirasaka in Destroy All Monsters - Part 1

O'Shea Jackson Jr.

as Jackson Barnes in Destroy All Monsters - Part 1

Aisha Hinds

as Diane Foster in Destroy All Monsters - Part 1

Kyle Chandler

as Mark Russell in Destroy All Monsters - Part 1

Behemoth

as Behemoth in Destroy All Monsters - Part 1

Methuselah

as Methuselah in Destroy All Monsters - Part 1

Anguirus (Angirasu)

as Anguirus in Destroy All Monsters - Part 1