The difference between Actor and Player

When used as nouns, actor means a person who performs in a theatrical play or film, whereas player means one who plays any game or sport.

check bellow for the other definitions of Actor and Player

Actor as a noun:

A person who performs in a theatrical play or film.
Actor as a noun:

One who acts; a doer.
Actor as a noun:

One who takes part in a situation.
Actor as a noun (legal):

An advocate or proctor in civil courts or causes.
Actor as a noun (legal):

One who institutes a suit; plaintiff or complainant.
Actor as a noun (policy debate):

One who enacts a certain policy action.
Actor as a noun (software engineering):

The entity that performs a role (in use case analysis).

Player as a noun (theater):

One that plays One who plays any game or sport. An actor in a dramatic play. One who plays on a musical instrument. A gamer; a gamester. A gambler. A mechanism that actuates a player piano or other automatic musical instrument. An electronic device that plays audio and/or video media, such as CD player. A software application that plays audio and/or video media, such as media player.
Player as a noun:

One who is playful; one without serious aims; an idler; a trifler.
Player as a noun:

A significant participant.

Examples:

"He thought he could become a player, at least at the state level."
Player as a noun (informal):

A person who plays the field rather than having a long-term sexual relationship.