Police are looking for your help to find a missing Toronto teen with autism.

17-year-old Thomas Castellano hasn't been since Thursday morning near Midland Ave & Lawrence Ave East.

He's white with a tan complexion, standing 5'7 & a thin build.  He has short wavy dark brown hair & a full beard.  He is likely barefoot because he rarely wears socks or shoes.

Police are concerned for Thomas Castellano's safety.

If you know where he might be, contact police at 416-808-4100 or Crime Stoppers.