The guests
Cameos
Former houseguests and other franchise figures who appeared during Big Brother 3.
| Guest | When | Appearance |
|---|---|---|
| Nicole | Week 1 (first eviction), aired Thu Jul 18, 2002 | Appeared in the BB2 alumni catch-up segment. |
| Hardy | Week 1 (first eviction), aired Thu Jul 18, 2002 | Appeared in the BB2 alumni catch-up segment. |
| Kent | Week 1 (first eviction), aired Thu Jul 18, 2002 | Appeared in the BB2 alumni catch-up segment. |
| Autumn | Week 1 (first eviction), aired Thu Jul 18, 2002 | Appeared in the BB2 alumni catch-up segment. |