Los actores de Undercover Fat Mom 2:

Martin Lawrence....Malcolm/Big Momma Cynthia LeBlanc....Maestra de escuela

Nia Long....Sherri

Emily Procter.. ..Leah Fuller

Zachary Levi....Agente Kevin Kennelly

Mark Moore Mark Moses....Tom Fuller

Kat Dennings.... Molly

Chloe Moretz....Carrie Fuller (como Chloe Grace Moretz)

Marisol Nichols....Agente Liliana Morales

Josh Flitter... .Stewart

Dan Lauria ....Crawford

Jascha Washington ....Trent Pierce

Preston Shores ....Andrew Fuller

Trevor Shores....Andrew Fuller

Sarah Brown....Constance (como Sarah Joy Brown)