The dispute began about 5:45 a.m. Monday when the suspect, who was not immediately identified, got into an argument with club security at Drai's Nightclub and demanded his cover charge be returned. When security guards refused the man pulled a handgun and started shooting.
Initially, a manager was wounded. In the fray, a club patron tried to disarm the suspect and was fatally shot, KVVU-TV, Las Vegas reported.
Two other security guards were also shot. Police didn't say anything about the severity of injuries suffered by the three wounded victims or the suspect, who was also injured in the scuffle.
Police said the suspect was booked in absentia into Clark County Detention Center after paramedics took him to a nearby hospital for treatment.
Club patrons were evacuated following the incident.