When it comes to multimedia, (which involve movies or games) there are multimedia teams that do individual parts, there are many positions and team members that contribute to these projects.
Project manager: Oversees the project, conveys the information between the client and the team. Has to design and of course manage the project.
Video specialist: Has to shoot quality videos, transfer the footage to the computers, edit the footage using digital non-linear editing (NLE) system, and deliver the files to the CDs, or the web.

Multimedia writer: Write proposals and test screens, script voice-overs and actors narrations.
Audio Specialists: Locating and selecting suitable musical talent, scheduling recording sessions, digitizing and editing recorded material on the computer.

multimedia designer: Graphic designers, illustrators, animators, and image processing specialists to deal with the visuals, thereby making the project look aesthetically pleasing.
Multimedia producer: Put together a set of coordinated pages for the web, and co-coordinate the updates and changes.
Multimedia programmer: Integrates all the multimedia elements into a seamless project, using authoring systems or programming language. They write the programming language (codes) of multimedia elements, and control various peripheral devices and they manage timings, transitions, and record keeping.
Interface designer: Creates software devices that organizes content, allows the users to access or modify content, and build a user-friendly interface.
These team members hold the projects together and must provide the best experiences for the clients. Without one of them the project would not work efficiently. Now team up and make something amazing.