- In one episode, Mr. Moseby seems to swear, but is bleeped out by the ships fog horn.
- Close calls to profanity (''What the fffffeathers?'') In one episode, whenever a bell rings everybody must be silent. Cody says, "And you two clown fu-" but then the bell rings. It sounds like he would have said the f-word. Zack says, "and high school you can kiss my..." his teacher pushes him out of the way before he could finish.