Will Friedle
Lion-O (voice) / Lion-O / Leo (voice)

Kevin Michael Richardson
Panthro (voice) / Panthro / Anet (voice) / Panthro / Sauro (voice) / Panthro / A...

Matthew Mercer
Tygra (voice) / Tygra / Kask (voice) / Tygra / Driller (voice) / Tygra / Blind S...

Emmanuelle Chriqui
Cheetara (voice)

こおろぎさとみ
Snarf (voice)

Madeleine Hall
WilyKit (voice)

Eamon Pirruccello
WilyKat (voice)

Robin Atkin Downes
Mumm-Ra (voice) / Mumm-Ra / Addicus (voice) / Javan (voice) / Mumm-Ra / Addicus ...

Dee Bradley Baker
Slithe / Kaynar (voice) / Slithe (voice) / Sentry / Lizard (voice) / Slithe / Ka...

Corey Burton
Jaga (voice) / Jaga / Tygus (voice) / Jorma (voice) / Jaga / Soldier (voice) / J...

Clancy Brown
Grune (voice)

Pamela Adlon
Pumyra (voice) / Pumyra / Wolo Mother (voice)

Jim Meskimen
Aburn (voice) / Ponzi (voice) / Vendor (voice) / Dog Constable (voice)

Larry Kenney
King Claudus (voice)

Cree Summer
Panthera (voice) / Gusto (voice)

Fred Tatasciore
Tookit / Dog (voice) / Dodo / Tookit (voice) / Dodo (voice)

Michael McKean
Vultaire (voice)

Rob Paulsen
Shen / Rezard (voice) / Shen (voice)

Hynden Walch
Jonto (voice)

Pat Musick
Aldo (voice)