Caprica to K9 and Company
6 connections
Caprica
Battlestar Galactica (2003)
Caprica was a prequel to Battlestar Galactica
Firefly
Battlestar Galactica's pilot had a scene showing a Firefly class ship flying over
Angel
Weyland-Utani is a client of Angel's Wolfram & Hart and also the company that made some of the weapons used by Firefly's Malcolm Reynolds in the Battle of Serenity
Red Dwarf
In the Red Dwarf episode "Psirens", the crew of the Red Dwarf come across a space ship graveyard which includes a Weyland-Utani ship, connecting it with Angel.
Doctor Who (1963)
The TARDIS from Doctor Who appears in the hangar bay of the Red Dwarf - it can be seen during the launch of Starbug in the episode "Thanks for the Memory"
K9 and Company
K9 and Company was a pilot for a spin-off aired as a one-off episode broadcast as a Christmas Special in 1981 - featuring The Doctor's old companions K9 - the robot dog - and Sarah Jane Smith.