* Definition of "film": Do we count short films, documentaries, or only feature films?
* Availability of data: Accurate records of film appearances are not always readily available, especially for older films and actors.
* Different databases and metrics: Different sources may have varying lists and criteria for determining the most prolific actors.
However, some actors frequently mentioned as having appeared in the most films include:
* Harry Carey: With a career spanning decades, Carey was known for his roles in Westerns and other genres. He is often cited as having appeared in over 400 films.
* C. Henry Gordon: Another veteran actor, Gordon appeared in hundreds of films and television shows.
* Character actors: Many character actors, often playing supporting roles, have appeared in numerous films throughout their careers.
It is important to note that there is no definitive list or official record. The number of films an actor has appeared in is often a matter of interpretation and can vary depending on the criteria used.