Here is the full list of all 50 Dead Rising achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Get at least 20 survivors out of the mall.
Get the true ending without being knocked out.
Get the true ending.
Successfully repel a helicopter.
Reach Lv. 50.
Get at least 10 survivors out of the mall.
Unveil all CASES and be at the heliport at noon.
Survive for at least 72 hours.
Cover a distance of 26.2 miles (42.195 km).
Defeat at least 10 special forces soldiers.
Defeat at least 10 psychopaths.
Successfully photograph zombie Brad.
Walk over 33 feet (10 meters) on the backs of zombies using the Zombie Ride.
Defeat at least 5 psychopaths.
Photograph at least 10 survivors.
Defeat at least 1,000 zombies.
Defeat at least 1 psychopath.
Steal the convicts' vehicle.
Score at least 1,500 PP from a single photo.
Score at least 3,000 PP from a single photo.
Drop from a height of at least 16 feet (5 meters).
Defeat at least 10,000 zombies.
Defeat at least 53,594 zombies.
Escort 8 survivors at once.
Simultaneously escort 8 female survivors.
Collect all portraits in the NOTEBOOK.
Get at least 50 survivors out of the mall.
Send at least 10 zombies flying with bowling balls.
Place novelty masks on at least 10 zombies.
Knock at least 30 zombies aside with a parasol.
Eat all types of food available in the mall.
Break at least 100 items.
Fire at least 1,000 bullets.
Don't miss with a machine gun.
Get 50 Target Markers with the camera.
Photograph at least 50 survivors.
Photograph at least 4 psychopaths.
Photograph at least 10 psychopaths.
Photograph all PP Stickers.
Successfully photograph zombie Jessie.
Answer all calls from Otis.
Spend at least 24 hours indoors.
Spend at least 24 hours outdoors.
Jump a car at least 33 feet (10 meters).
Jump a motorcycle at least 33 feet (10 meters).
Defeat at least 1,000 zombies barehanded.
Change into at least 20 different costumes.
Change into all costumes available in the mall.
Survive for at least 5 days.
Survive for at least 7 days.