|Story Code: 6B / Season 19||UK Airdate: 8 Mar to 16 Mar 1982||Doctor: Peter Davison|
|First airings by location||UK Repeats / Foreign Cable and Satellite||Previous Story / Next Story|
This story aired in the following known countries. They are listed in chronological order according to known airdate. If no month is noted, the actual airdate is not confirmed, and is a close approximate. (Refer also to Selling Doctor Who for expanded airdates.)
|United States||from 82||NTSC|
|New Zealand||Jul 83||PAL|
|United Arab Emirates||Jun 87||PAL|
- The story was later dubbed into German and released on DVD.
US TV Guide descriptions
- Part 1: The Tardis lands in a 25th-century cave, where a group of scientists was attacked while studying fossils.
- Part 2: Kyle, Scott and the Doctor materialize in a freighter carrying thousands of metal cylinders.
- Part 3: The Cybermen take over the freighter.
- Part 4: The freighter is set on a destruction course for Earth.
- Compilation: The Tardis lands in a 25th-century cave, where a group of scientists was attacked while studying fossils.