05/16/2021 - Report #754 - Victims: Dr. Sergei Zacharev and Barbara Gayle Goodkin - Location: Brentwood, MO

MCS Report #754

Classification: Homicide

Requesting Agency: Brentwood Police Department

Date of Activation: 05/16/2021

Commander and Department: Lt. Jack Abell, Clayton PD

Deputy Report Officer and Department: Det. Sgt. Jason Simpson, Brentwood PD

Deputy Report Officer and Department: Det. Colten Brown, Chesterfield PD

Victims: Dr. Sergei Zacharev and Barbara Gayle Goodkin

Suspects: Tyler D. Terry and Adrienne R. Simpson

The Brentwood Police Department requested the assistance of the Major Case Squad in investigating the death of Dr. Sergei Zacharev. On 05-15-2021 at approximately 11:45pm, police officers responded to the Drury Inn (8700 Eager Road) for a report of shots fired. There officers located Dr. Sergei Zacharev (age 58). He had been shot and was pronounced dead on scene.

During the course of the investigation, it was discovered Dr. Zacharev’s death was linked to the death of Barbara Goodkin (age 70). At approximately 10:51pm, Barbara Goodkin and her husband were driving on the 8200 block of Delmar when they were both shot. Mrs. Goodkin died the following day from her injuries.

Once it was learned the two homicides of Dr. Zacharev and Mrs. Goodkin were connected, the Major Case Squad and the University City Police Department began conducting a joint investigation.

Investigators identified Tyler Terry (age 26) and Adrienne Simpson (age 34) as suspects in both homicides. They were both believed to also be involved in multiple homicides in South Carolina as well as a homicide in Tennessee. After an extensive search, they were both arrested in South Carolina.

Tyler Terry and Adrienne Simpson were charged with the following charges in Missouri: