The reality franchise Big Brother debuted in Spain on April 23, 2000 and ended on July 21, 2000, lasting 90 days.

The show was hosted by Mercedes Milá and broadcast on Telecinco.

In the 2004 season Gran Hermano VIP 1, Iñigo returned to the house.

In the 2010 season Gran Hermano: El Reencuentro (All-Stars), María José, Silvia and Jorge returned to the house.

Start Date: April 23, 2000 End Date: July 21, 2000 Duration: 90 days The Finalists: 3 - Ismael (The Winner), Ania (Runner-up) and Iván (3rd) Evicted Housemates: 7 - Koldo (4),Mabel (5), Iñigo (6), Marina (7), Vanessa (8),Israel (9), Maria Jose (10) Voluntary Exits: 4 - Jorge, Mónica, Nacho and Silvia