Anatomy of the facial muscles

You can watch this video to learn all the muscles of facial expression and mastication classified according to their site. This video attached mentions their origin, insertion and the unique actions performed by them. 0:43 Oral group of muscles 0:51 Orbicularis oris 1:16 Zygomaticus major and minor 1:19 Risorius 1:21 Levator labii superioris 1:24 Levator labii superioris alaeque nasi 1:26 Levator anguli oris 2:22 Mentalis 2:33 Depressor anguli oris 2:35 Depressor labii inferioris 3:17 Orbital group of muscles 3:19 Corrugator oculi 3:21 Corrugator supercilli 3:23 Depressor supercilli 3:49 Nasal group of muscles 3:52 Nasalis 3:56 Transverse nasalis 3:57 Dilator naris 4:06 Procerus 4:16 Depressor septi nasi 4:35 Auricular muscles 4:37 Anterior, posterior, superior auricular muscles 4:47 Frontalis 4:52 Platysma 5:20 Muscles of mastication 5:31 Temporalis 5:56 Medial pterygoid muscle 6:04 Lateral pterygoid muscle 6:17 Buccinator