A Title Sequence is the method by which cinematic films or television programs present their title, key production

Filmmaking

Filmmaking is the process of making a film, from an initial story, idea, or commission, through scriptwriting, casting, shooting, directing, editing, and screening the finished product before an audience that may result in a theatrical release or television program...

 and cast member

Cast member

A cast member is:* An actor who performs in a theatrical production, motion picture, or television program. The actors who perform in the show are collectively referred to as the cast....

s, or both, utilizing conceptual visuals and sound. It usually follows but should not be confused with the opening credits

Opening credits

In a motion picture, television program, or video game, the opening credits are shown at the very beginning and list the most important members of the production. They are now usually shown as text superimposed on a blank screen or static pictures, or sometimes on top of action in the show. There...

, which are generally nothing more than a series of superimposed text.
Since the invention of the cinematograph, simple title cards were used to top and tail silent film presentations in order to identify both the film and the production company involved, and to act as a signal that the film had started and then finished.