UFO (1970)

S01E17 The Dalotek Affair

Title: The Dalotek Incident Plot: While enjoying a meal at an upscale restaurant, two members of SHADO spot a fellow patron linked to Dalotek, prompting them to reminisce about a past incident. The private corporation had set up a facility on the moon, where they unearthed an extraterrestrial device that interfered with the communications between Moonbase and SHADO back on Earth.