Following Samba's performances in his debut season, Samba established himself as a starter in the 2007–08 season and was given number 4 shirt. At the start of the 2007–08 season, he played in both legs of the third round of the UEFA Intertoto Cup match against FK Vėtra, scoring in the second leg, as they won 6–0 on aggregate. After missing a UEFA Cup against AEL Larissa, Samba returned to the starting line–up against Portsmouth on 23 September 2007, which they lost 1–0. On 22 October 2007, Blackburn announced Samba had signed a new long-term contract keeping him at the club until the summer of 2012. Six days later on 28 October 2007, he scored a last-minute strike to give the club a 2–1 win against Tottenham Hotspur. Since the start of the season, Samba appeared in every league matches until he missed two separate matches in December, due to suspension and then was given a compassionate leave. Samba then scored his third goal of the season, in a 2–1 win against Bolton Wanderers on 12 January 2008. He later missed three matches, due to suspension, including his sending off against Wigan Athletic on 16 March 2008 for a tug on Emile Heskey. Despite this, Samba regained his first team place for the rest of the season. At one point during a 2–1 loss against West Ham United, he was involved in altercation with teammate David Dunn after conceding the equalising and the argument carried on in the dressing room at half-time. After the match, Manager Hughes commented about the argument, acknowledging the frustration taking place in a game. At the end of the 2007–08 season, Samba made a total of forty–one appearances and scoring three goals in all competitions.