- Unconfirmed; castings could change.
- Molly Parker as Maureen Robinson
- Toby Stephens as John Robinson
- Maxwell Jenkins as Will Robinson
- Taylor Russell as Judy Robinson
- Mina Sundwall as Penny Robinson
- Ignacio Serricchio as Don West
- Parker Posey as June Harris / Dr. Smith
- Brian Steele as the Robot
Notes and referencesEdit
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