At the Code Entry screen, enter any of the following "Codes": 

JMPTT = Level Select 
DNGDM = Invulnerable 
MRRMR = Thick Armor 
VRLRDS = Overlords 
TWLVCHTS = All Cheats 
ZPPY = Fast Planes 
HMMR = Bigger Guns 
QD = Biggest Guns 
FRHS = Rapid Fire 
NSTNT = Speed Shots 
TWFSTD = Double Bux 
GRTD = Every Movie 
SNKY = Ghost Mode 
NDBMBS = Dual Fire 
DZZY = Spin Shots 
DH = Top Gun 
SPRLZY = Every Level/Cheat Unlocked 
WNNNGS = Extra 10 Bux 
PYRS = Weapon Up At 3 
SMSHNG = Plane Wins 
NDCSN = Switch Planes 
SCRW = Shields On Roll 
WNRLFST = Valhalla 
BXDRW = Show Boxes 
WYPNT = Waypoints 

 
 Level passwords
                     
 Level           
 Password     
                     
 Panama 2        
 JBVKWNBBCBQM 
                     
 Panama 3        
 MDKKWYFTKBQM 
                     
 Australia 1     
 MHZKWTJMQBQM 
                     
 Australia 2     
 ZBCKXPBHNBQM 
                     
 Australia 3     
 LDRKXYFZTBQM 
                     
 Thailand 1      
 ZHHKXJJTBBQM 
                     
 Thailand 2      
 TBPKYZBVHBQM 
                     
 Thailand 3      
 KFFPJRFNPBQN 
                     
 Rhine River 1   
 YJVPJCJGVBQN 
                     
 Rhine River 2   
 FCNPKXBVWBQN 
                     
 Rhine River 3   
 PGDPKGFPDBQN 
                     
 New York City 1 
 KKSPKRJHKBQN 
                     
 New York City 2 
 VBFKPLHBWZBQN
                     
 New York City 3 
 WJYPLWFQGBQN 
                     
 Antarctica 1    
 CMPPLHJJNBQN 
                     
 Antarctica 2    
 RKFPMYBZHBQN 
                     
 Antarctica 3    
 GNVPMQFSNBQN 
                     
 San Francisco 1 
 TRLPMBJLVBQN 
                     
 San Francisco 2 
 SVMPNFBFVBQN 
                     
 San Francisco 3 
 RXDPNHFYDBQN 
                     
 Valhalla 1      
 XBXPNGKRKBQN 
                     
 Valhalla 2      
 LPXKVMCQZBQM 
                     
 Valhalla 3      
 QSMKVSGKHBQM 
                     
 Game Shark Codez:
 
               
 Master Code (Must Be On) 
 EC8E1B48 1456E60A
               
 Infinite Health          
 3CBC1C9C 1456E7A2
               
 Heavy Armor              
 3CBC1C9A 1456E7A2
               
 Quick Planes             
 3CBC1CA4 1456E7A2
               
 Big Guns                 
 3CBC1CA3 1456E7A2
               
 Rapid Fire               
 3CBC1CA8 1456E7A2
               
 Speed Shots              
 3CBC1CA9 1456E7A2
               
 Dual Shots               
 3CBC1CAB 1456E7A2
               
 Stealth Mode             
 3CBC1CAA 1456E7A2
               
 Quick Weapon Up          
 3CBC1CB9 1456E7A2
               
 Shields On Roll          
 3CBC1CBD 1456E7A2
               
 Plane Switches Respawn   
 3CBC1CBC 1456E7A2
               
 0 Bux For Enemy          
 4CAE6F14 1456E7A5
               
 Enemy Has 0 Kills        
 4CAE6F20 1456E7A5
               
 P1 Has 9999 Kills        
 4CAE6F04 1456089C
               
 9999 Starting Bux        
 4CAE6FF2 1456089C
               
 9999 Bux Grabbed         
 4CAE6FF8 1456089C
               
 9999 Total Kills         
 4CAE6B0E 1456089C
               
 9999 Kill Bounty         
 4CAEDAF4 1456089C
               
 0 Bux Spent              
 4CA87BCE 1456E7A5
               
 Max Arena Winnings       
 1CA87400 1456300C
               
 Max Total Winnings       
 1CA878FC 17E9C70C
               
 Max Next Starting Bux    
 4CA8756C 1456089C