Nicholas Clay played Lancelot in the movie Excalibur (1981). In Merlin (1998), he plays the role of "Lord Leo."
Robert Addie played Mordred in the movie Excalibur (1981). In Merlin (1998), he plays the role of "Sir Gilbert."
The scene where Merlin ( Sam Neill ) and Nimue ( Isabella Rossellini ) kiss on Vortigern's fortress wall and the scene following in which Merlin closes his hand over the moon in Nimue's chamber were shot three months apart but are presented following each other in quick succession.