Ankle muscles include the gastrocnemius, soleus, tibialis posterior & anterior, peroneus longus & brevis and flexor hallucis longus.
Slideshow: The Foot
Muscles of the Anterior Leg - Attachments - Actions - TeachMeAnatomy
Basic Foot and Ankle Anatomy - Muscles and Fascia - Physiopedia
Tibialis Posterior Anatomy: Origin, Insertion & Action
Leg Muscles, Overview, Anatomy & Functions - Lesson
Tibialis Posterior Anatomy: Origin, Insertion & Action
Muscles of the Foot - Dorsal - Plantar - TeachMeAnatomy
Learn Muscle Anatomy: Muscles of Plantarflexion
Triceps surae muscle - Wikipedia