On May 7, 2009, Landry scored a playoffs career-high of 21 points against the Los Angeles Lakers in Game 2 of their semi-finals match-up. He shot 7-of-9 from the floor and grabbed a team-high 10 rebounds. Landry scored only 4 points in 22 minutes, shooting 2-of-10 from the field in his last game. He averaged 7.5 points and 3.9 rebounds per game while leading the Rockets in shooting with .557 percent from the field in 13 games during the 2009 Playoffs against the Portland Trail Blazers and the Los Angeles Lakers.