Seaford Alumni Slideshows This section has random Seaford (alumni) photos that are put together in a slideshow format.   Slideshow 1   Various pictures taken during the July, 2003 All-Class Year high school reunion.. Slideshow 2 Some pictures taken around Seaford over the last 50+ years. Slideshow 3 Seaford High School sport teams and cheerleading teams. Slideshow 4 Various all-class graduating groups shots since 1931. Slideshow 5 Seaford High School teachers.