The characters, played by actorsA.J.
The pair clearly enjoyed their time on set together, finding opportunities for fun between takes.
“@gublergram once again proves, once a model, ALWAYS a model.

#smolder,” Cookcaptioned a photoof them on set, with Gubler mugging for the camera.
Is there more to the friendship?
While J.J. and Reid’s friendship might have always had romantic undertones, A.J.

Cook and Matthew Gray Gubler appear to really be … just friends.
It also helps, of course, that each of them have their own separate love interests.
Cook has been married to her husband, producer Nathan Andersen, for almost 20 years (viaParamount+).
The pair first met in college at Utah Valley University and have two sons, Mekhai and Phoenix.