Thomas Paul Marzilli
Agency patch
Special Agent

Thomas Paul Marzilli

Cardiac
End of Watch July 19, 2004
Age 48
Tour of Duty 21 yrs
The Vigil Panel 152 ›
Gender Male

Incident

Special Agent Thomas Marzilli suffered a fatal heart attack while participating in his department's physical fitness program.

He collapsed while jogging at the Washington Navy Yard, in Washington, DC. He was transported to a local hospital where he was pronounced dead.

Agent Marzilli had served with the Naval Criminal Investigative Service for 21 years.

Survivors

He was survived by his wife and three children.

In Our Keeping

Permanent identifier
BO-US-FED-4C94D76E
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
August 2, 2026
Last updated
August 2, 2026

Honored here by 1 tribute.

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Tributes

21 years. You could have gone home.
Special Agent Marzilli gave the United States Naval Criminal Investigative Service 21 years. Still answering calls at the end.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Special Agent Marzilli.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Type Federal Agency
Location Quantico, VA
Platform Identity usncisfed.fed.us.gov.nw

Service Record

End of Watch July 19, 2004
Tour of Duty 21 yrs
Age 48
Gender Male

Incident Details

Cause Cardiac

Special Agent Thomas Paul Marzilli is one of 1 officers lost to cardiac events in the line of duty across the full record of this memorial — 0% of all 97,772 officers honored here.

In VA, 25 of 656 officers were lost to cardiac events in the line of duty — 3.8% of this state's fallen. That is 3.8 percentage points above the national rate of 0%.

At United States Naval Criminal Investigative Service, 1 of 6 officers on record were lost to cardiac events in the line of duty — 16.7% of this agency's fallen.

United States Naval Criminal Investigative Service
1
of 6 officers
16.7% Cardiac
VA — Statewide
25
of 656 officers
3.8% Cardiac
Nationwide
1
of 97,772 officers
0% Cardiac

National Cause Distribution

How Cardiac compares to all causes of officer death in the memorial record. Thomas Paul Marzilli's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How Thomas Paul Marzilli Compares

Age at Death
48
This officer
Avg for Cardiac: 48.6 years
Years of Service
21
This officer
Avg for Cardiac: 15.6 years

When Cardiac Deaths Occur

Monthly distribution of Cardiac deaths across the full memorial record. Thomas Paul Marzilli is highlighted in Jul.

Jan
124
Feb
105
Mar
99
Apr
116
May
115
Jun
95
Jul
94
Aug
104
Sep
109
Oct
121
Nov
113
Dec
111

Incident Location