Cast of On Call

Troian Bellisario plays Traci Harmon, a veteran training officer with the Long Beach Police Department.

Brandon Larracuente plays Alex Diaz, a rookie officer learning the ropes from his experienced partner.

Lori Loughlin plays Lieutenant Bishop, a senior officer in the Long Beach Police Department.

Eriq La Salle plays Sergeant Lasman, another position of leadership among the police force.

Mathew Trent Hunnicutt plays Officer Beau, a member of the police department working in the field.

Rich Ting plays Sergeant Koyama, who holds a key role within the department.

Rich Ceraulo Ko plays Rolland, whose specific role is not well-detailed.

Mac Brandt plays Barlow, a character whose exact duties in the show are not specified.

Rafael Cabrera plays Rafa, a character with an unspecified role in the series.

Robert Bailey Jr. plays Officer Holt, another officer in the Long Beach Police Department.

Bilal Sharmoug plays El Osco, a character with limited public information.

Monica Raymund plays Officer Maria Delgado, one of the police officers in the show.