What are all the people connected to law enforcement you are likely to come in contact with during a trial?

The investigating detective(s)

The arresting officer(s)

The booking officer(s)

Correctional officer(s) - Turnkeys

Psychological Counselors

Defense Attorney (he's on your side)

Arraignment Judge

Transportation officers

Preliminary Hearing Judge

Transportation officers

Trial Judge

Transportation officers

Sentencing judge

And immediately after sentencing:

Transportation officers

Prison intake/quarantine