(Cover) - EN Showbiz - Ryan Reynolds and Olivia Wilde are reportedly "just friends".

The Hollywood pair were seen out together in New York over the weekend leading to speculation that they are dating.

But a source has told RadarOnline that the two actors are just on very good terms after working on the movie The Change Up together last year.

"Ryan and Olivia are just friends," the insider told the site. "They have been friends for a long time and are just hanging out together."

More recently Ryan has been linked to Oscar winner Sandra Bullock.

They have been seen together in several parts of the country and he is said to have grown very fond of Sandra's adopted son Louis.

The actress arrived back in Los Angeles last night with her baby boy after a trip to her second home in Austin. She has recently wrapped her latest project Gravity, starring alongside George Clooney.

She is also reportedly set to star alongside Ryan in new romantic comedy Most Wanted. (C) Cover Media