If you need to hang heavy objects or ensure the object is secure on the wall use screw in anchor hooks. Learn how to hide tv wires without cutting the wall how to hide wires in your office and how to create an electrical charging station.

Floor Cable Trunk Cable Raceway On Wall Cord Cover Surface
How to stick wires to wall. This is particularly useful if you need to fix network cables or cctv cables to an. Screw it to the wall put the cables inside and put the cover on. The best solution for keeping the cords of a wall mounted tv out of sight involves hiding them behind the wall itself using recessed cable plates eg datacomm. Run tv wires behind the wall. The 2nd way you can get away without taping small cables is around doors. You can also use anchors that stick to or clamp to the wall but these are best for light objects only.
And if you need to replace cables just remove the covers replace cables and put covers back sent from my galaxy s. It involves a trip to the attic and some fish tape but is the neatestmost secure way. All you have to do is pre drill holes into the mortar or brick then screw in the anchor hook. As was suggested above you can put the speaker wire under the baseboards or if you are really feeling like a project you could try running the speaker inside of the wall if it is an interior wall. Any door can be outfitted by a carpenter to carry a hidden cable track between the door and the wall with an ornamental plate attached to the door frame. Fixing cables to walls can be difficult in this video i look at a few different ways to fix cables to walls.