20th Century Home Entertainment/Trailer Variations

CBS/Fox Video
Star Wars (1977): At the beginning of the promo, the 1984 logo plays as normal, then at the end, it electrifies. This was seen on a promo celebrating the 10th Anniversary of Star Wars. Appears on Star Wars videos from 1986.

Fox Video
Independence Day (1996): Like the 20th Century Fox logo used in the film's theatrical trailers, the logo is engulfed in a shadow, referencing the UFOs seen in the film.

Domestic
The Grapes of Wrath (1940): There are spotlights around the logo. Seen on a 1998 trailer.

International
Futurama (1999-2003, 2008-2013): On an international home video trailer, the "30th" part seen in the variant for the 20th Century Fox Television logo used on the show slams down onto the "20th" and crushes it.