Three men were rushed to hospital after a triple stabbing near Scarborough Town Centre on Monday evening.
Police say the incident occurred around 9 p.m. at McCowan and Ellesmere roads.
An altercation reportedly broke out between two groups and two men were stabbed in the abdomen. A third man suffered superficial injuries to his arm.
Two of the victims were transported in non-life threatening condition. One man in his 20s sustained serious injuries.
Police say they have one man in custody but are possibly looking for more suspects in connection with the incident.