List of Big Time Rush characters Character appearances Character appearances

| Character_ | Played_by | Season_1 | Season_2 | Season_3 | Season_4 | First_Appearance |
|---|---|---|---|---|---|---|
| Mercedes Griffin | Carlie Casey | 2 | 0 | 0 | 0 | Big Time Demos |
| Rachael | Rachel DiPillo | 3 | 0 | 0 | 0 | Big Time Love Song |
| Stephanie King | Tristin Mays | 2 | 0 | 0 | 0 | Big Time Terror |
| Marcos | Carlos Alazraqui | 2 | 0 | 0 | 0 | Big Time Photo Shoot |
| Hawk | Phil LaMarr | 3 | 1 | 0 | 0 | Big Time Sparks |
| Fujisaki | Koji Kataoka | 2 | 0 | 0 | 0 | Big Time Crib |
| Ozzie Clark | Stefan van Ray | 0 | 1 | 0 | 0 | Green Time Rush |
| Dak Zevon | Curt Hansen | 2 | 0 | 0 | 0 | Big Time Photo Shoot |
| Ed Begley, Jr. | Himself | 1 | 1 | 0 | 0 | Big Time Concert |
| Jett Stetson | David Cade | 0 | 5 | 3 | 4 | Welcome Back, Big Time |