Adrienne Bailon as Chanel Rocque

"Carlos is a niño lindo, Papi.(cute boy, daddy)"

Storm

The Overprotective Dad

Stephen Glickman as Gustavo Rocque

"Nellie, you look just like your mother. She would be proud of you. Dogs! You are allowed  to be friends with my daughter."

The Overprotective Older Sister Figure

Tanya Chisholm as Kelly Wainwright

The Overprotective Best Gurl Friend

Erin Sanders as Camille Roberts

"Chani, go and get your boy."

The Overprotective sister figure but turns into Daughter figure

Ciara Bravo as Katie Knight

"Cee, you should tell Carlos that you like him because you deserve someone to love. And I want to thank you and Carlos for becoming parent figures towards me, Cee."

The New Overprotective Guy Best Friend/Brother Friend (who comes in later)

Justin Bieber as Max Sullivan

The New Overprotective  Guy Best Friends/Brother Figures

Kendall Schmidt as Kendall Knight

"Shel, you're not a spoiled brat. And besides you're like another sister to me and to Katie. But you and Los became parents figures towards Katie."

James Maslow as James Diamond

"Channa? Can you tell me how you keep your curls like that?"

Logan Henderson as Logan Mitchell

"Nel, you're like one of my best friends. I'm here for you."

Love Interest

Carlos PenaVega as Carlos Garcia

"Chuchie, you always look beautiful."

Rest of Big Time Rush cast as theirselves

[There should be a GIF or video here. Update the app now to see it.]

a/n: I add another oc onto this cast list! 😊 and I hope the gif of Justin Bieber looks 16! 😊