Wanted man Shaun Falkiner arrested over fatal Adelaide shopping centre stabbing

Wanted man Shaun Falkiner has been arrested over the fatal stabbing of a man outside an Adelaide shopping centre.

READ MORE: Father-of-three stabbed to death outside Adelaide shopping centre

Falkiner, 26, was arrested at a Findon property this afternoon and is expected to be charged with murder, SA Police said in a statement.

Police will be opposing bail and he will appear in the Elizabeth Magistrates Court on Monday, the statement reads.

A manhunt was launched following the death of Alexander Watts, 25, outside the Elizabeth Shopping Centre on Thursday night.

Police searched properties across Adelaide and in the Riverland and Barossa Valley searching for the alleged killer.

Officers are also examining a white Holden Commodore found on Friday afternoon.

Police still want anyone who was near or travelling on bus number 441 near the yellow entrance at the Elizabeth Shopping Centre at about 6.49pm on Thursday to come forward.