There are 26 trophies that can be collected.

Bronze

Fool Me Once
Completed a case with at least 65% Cunning

Reading is Fun
Opened the Case File

I Like to Watch
Watched a movie from the Case File

Thanks For Playing
Watched the opening sequence

Under the Hood
Visited the Options menu

Test Tube Washer
Completed a case with at least 65% Skill

Thorough Enough, Darn It
Completed a case with at least 65% Thoroughness

Silver

Flash Baked
Completed Case 1: Flash Baked

Planting Evidence
Completed Case 2: Planting Evidence

Tapped Out
Completed Case 3: Tapped Out

All Washed Up
Completed Case 4: All Washed Up

Boss Fight
Completed Case 5: Boss Fight

Can't Get Fooled Again
Completed a case with at least 90% Cunning

Not Up to Code
Confronted Pete Baxa about asbestos in the spa

Scavenger Hunt
Found all evidence in Case 2: Planting Evidence

A Tough Job
Identified both samples of DNA on the garment from John Barrett's room

He Said, He Said
Asked Will Rice about Veronica's real alibi

Research Grant
Completed a case with at least 90% Skill

Close Counts After All
Completed a case with at least 90% Thoroughness

Gold

Human Polygraph
Completed a case with 100% Cunning

CSI: Fatal Conspiracy
Completed CSI: Fatal Conspiracy

Sunday, Sunday, Sunday!
Noticed the discrepancy in Jayne Barrett's security records

Smoke the Hive
Found enough evidence to destroy Beatriz Salazar's drug empire

Technically Perfect
Completed a case with 100% Skill

No Stone Unturned
Completed a case with 100% Thoroughness

Platinum

Completist
All other trophies earned

http://www.ps3trophies.com/for…..-list.html