Suggestions by @gabriellee1

Akwafina

as Anne Chan in Jonny Quest

Forrest Wheeler

as Alan Chan in Jonny Quest

Jimmy O. Yang

as Stanley Chan in Jonny Quest

Steven Yeun

as Henry Chan in Jonny Quest

BD Wong

as Mr. Charlie Chan in Jonny Quest

Ronny Chieng

as Dynomutt in Jonny Quest

Jim Cummings

as Big D in Jonny Quest

Kristen Schaal

as Coil Woman in Jonny Quest

Ben Schwartz

as Fluid Man in Jonny Quest

Adam Devine

as Multi-Man in Jonny Quest

Lena Headey

as Gemini in Jonny Quest

Kevin Michael Richardson

as Ookla the Mok in Jonny Quest

Gemma Chan

as Princess Ariel in Jonny Quest

Richard Madden

as Thundarr the Barbarian in Jonny Quest

Mae Whitman

as Penelope Pitstop in Jonny Quest

Ike Amadi

as Shazzam in Jonny Quest

Oscar Isaac

as Montaro in Jonny Quest

Karen Fukuhara

as Jana in Jonny Quest

Zazie Beetz

as Gravity Woman in Jonny Quest

Brian Tyree Henry

as Meteor Man in Jonny Quest