* Big Time Rush: This was a popular Nickelodeon TV series and band. The cast members were:
* Kendall Schmidt
* James Maslow
* Logan Henderson
* Carlos PenaVega
* BTR (Bandits of the Republic): This is a tabletop roleplaying game. It doesn't have a specific "cast" in the same way as a TV show or film, but you could be referring to the game designers or creators.
Please provide more context so I can help you with the correct cast names.