Sam

Sam (portrayed by Johnny Orlando) plays Kate (portrayed by Lauren Orlando)'s brother.

They both started Millwood High at the beginning of Season 1. Jenna (portrayed by Nadia Turner) starts to have feelings for Sam, but Sam likes someone else. Sam likes Cassie (portrayed by Mackenzie Ziegler) and eventually Cassie likes Sam and they start dating. Later Cassie and Sam's relationship goes down hill and they break up.

At the end of Season 3, Cassie and Sam kiss which leaves everyone confused for what might come

in Season 4, during Season 4, Sam and Cassie aren't dating, but they are close friends. Sam leaves school to go on tour with the Sharp Edges, and tells everyone he is going to a music school for an interview except Cassie, to whom he tells the truth.

The day he tells her, he kisses Cassie, leaving fans confused as to what their relationship is. He sings live with the band, and a video is posted, which everyone at home sees.

He is expelled from school because he doesn't come back when asked. He comes back at the end of Season 4, asking Cassie to come on tour with him, and tells her, "Come with me, I need you." The Season ends without Cassie's response, leaving everyone itching for Season 5.

In Season 5, Sam becomes very angry at Cassie as she tells Kate about Sam coming back. She made him stay at Millwood to complete his school. Eventually, Sam finish his school and is to leave for tour, but before going he goes to see Cassie but there he finds Cassie kissing Axel. He becomes upset. Then, he leaves without saying anything. He has a flashback of him and Cassie’s relationship. Later, Cassie calls him and they talk. Cassie says it didn’t mean anything and just happened. Finally, Sam says goodbye to Millwood and to his family and friends.