For acronym usages see CAST.

Cast can mean:

• Casting, a process where a material is put into a mold while it is a liquid, and then hardens into a shape
  • Cast iron
• Caste, social division in society
• Casting (performing arts), a pre-production process for choosing a cast of actors and other talent
  • Cast member
• Orthopedic cast, a protective shell to hold a broken bone in place until it has healed
• In archaeology, a cavity that is formed by the decomposition of wood furnishings or human or animal remains, previously covered due to volcanic ash fall

In popular culture:

• Cast (comic), a comic series published in the Philippines

In music:

• Cast (band), an English rock and roll band from the 1990s
• Cast (Mexican band), a progressive Mexican rock band

Other

• Cast, Finistère, a commune of the Finistère département, in France
• Cast (earthworm), mineral-rich organic matter that is excreted by earthworms
• Urinary casts, tubules found in urine
• Casting (tails), a process whereby animals can 'drop' their tail, which may or may not regenerate
• Cast (archery), the distance a bow can shoot its arrow