Greatest Serial Films
- Looks at the genre from "The Perils of Pauline" up through the 1950s.
- http://www.filmsite.org/serialfilms.html

Todd Gault's Serial Experience
- Introduces a new generation of hobbyists to serial collecting. Photo gallery, reviews and biographies.
- http://www.serialexperience.com/

The Serial Squadron
- Fan club of cliffhangers, with message boards devoted to specific serials.
- http://www.serialsquadron.com/

Cliffhangers
- In its purest form, the serial belongs to another era. Extensive article with photos and animated GIFs.
- http://www.imagesjournal.com/issue04/infocus.htm

Silent and Sound Cliffhanger Serials
- General genre information and comprehensive listings of serials categorized by year, studio and alphabetically.
- http://www.volcano.net/~themaverick/serial.html