Saskatoon police have made a major drug bust.

An going investigation led police to a residence on the 900-block of Spadina Crescent where they seized close to 524 grams of crack cocaine, a handgun and ammunition.

Four males and a female have been charged with a total of 33 offences under the controlled drugs and substances act and criminal code.

The males – 18, 20 and 22 – also face additional charges for possession of a restricted firearm.

The accused appeared in Saskatoon Provincial Court at 2 p.m. today.