At least one person has been shot during an attempted robbery of an armored truck at a casino.

Police and fire rescue officials rushed to Hustler Casino in Gardena, California, at around 10.30am on Thursday after hearing reports of a gunshot victim, according to the Los Angeles Police Department.

The victim, who was possibly security guarding the armored truck, was taken to a local hospital, ABC7 reported.

His condition is unknown.

It is unclear whether anyone else was shot during the incident.