The main entry will usually be by title. The running time as stated on the item. The number of frames. Other physical details such as the size of the disc, sound, colour, and teacher guides. As with computer programs, a system requirements note is mandatory.
Computer software is another area of specialized cataloguing.
At best only a cursory introduction can be provided in a document of this type. Sound and colour if applicable. The physical dimensions of the disk. A system requirements note is mandatory. Include the make and model of the computer, amount of memory, name of the operating system, and any peripherals which may be required such as a mouse.