For Xbox 360 users here are all the achievement points and how you get them.
Unlockable How to Unlock
Century (25) Score 100 runs with any batsman.
Complete Batting Tutorial (10) Complete the Batting Tutorial.
Complete Bowling Tutorial (10) Complete the Bowling Tutorial.
Complete Fielding Tutorial (10) Complete the Fielding Tutorial.
Dismiss in Less than 10 Overs (75) Dismiss an opponent in less than 10 overs.
Dismiss in Less than 20 Overs (50) Dismiss an opponent in less than 20 overs.
Double Century (50) Score 200 runs with any batsman.
Half Century (15) Score 50 runs with any batsman.
Hat-Trick (50) Take three wickets from three consecutive balls.
King Pair (50) Get a batsman out twice first ball for nought in the same match.
Pair (25) Get a batsman out twice for nought in the same match.
Score Over 200 Runs (25) Score over 200 runs in a 1-day international match.
Score Over 500 Runs (50) Score over 500 runs in a test match.
Six Fours in a Row (35) Hit 6 fours in a row with a single batsman.
Six Sixes in a Row (50) Hit 6 consecutive sixes in an over with a single batsman.
Win an ODI with Every Team (100) Win a 1-Day International with every team in the game.
Win at all Stadiums (85) Win at least one match at every stadium in the game.
Win ICC CWC 2007 (85) Win the full ICC Cricket World Cup 2007 in County or Test mode.
Win ICC CWC 2007 with 8 Teams (100) Win the full ICC Cricket World Cup 2007 in County or Test mode with at least 8 teams.
Win Test Match with Every Team (100) Play and win at least one test match with every team in the game.
Unlockable How to Unlock
Century (25) Score 100 runs with any batsman.
Complete Batting Tutorial (10) Complete the Batting Tutorial.
Complete Bowling Tutorial (10) Complete the Bowling Tutorial.
Complete Fielding Tutorial (10) Complete the Fielding Tutorial.
Dismiss in Less than 10 Overs (75) Dismiss an opponent in less than 10 overs.
Dismiss in Less than 20 Overs (50) Dismiss an opponent in less than 20 overs.
Double Century (50) Score 200 runs with any batsman.
Half Century (15) Score 50 runs with any batsman.
Hat-Trick (50) Take three wickets from three consecutive balls.
King Pair (50) Get a batsman out twice first ball for nought in the same match.
Pair (25) Get a batsman out twice for nought in the same match.
Score Over 200 Runs (25) Score over 200 runs in a 1-day international match.
Score Over 500 Runs (50) Score over 500 runs in a test match.
Six Fours in a Row (35) Hit 6 fours in a row with a single batsman.
Six Sixes in a Row (50) Hit 6 consecutive sixes in an over with a single batsman.
Win an ODI with Every Team (100) Win a 1-Day International with every team in the game.
Win at all Stadiums (85) Win at least one match at every stadium in the game.
Win ICC CWC 2007 (85) Win the full ICC Cricket World Cup 2007 in County or Test mode.
Win ICC CWC 2007 with 8 Teams (100) Win the full ICC Cricket World Cup 2007 in County or Test mode with at least 8 teams.
Win Test Match with Every Team (100) Play and win at least one test match with every team in the game.