Main Characters Judy Robinson 28 main appearances Will Robinson 28 main appearances Maureen Robinson 28 main appearances Dr. Zoe Smith 28 main appearances Penny Robinson 28 main appearances John Robinson 27 main appearances Don West 26 main appearances The Robot 15 main appearances
Recurring Guest Characters The Robot 9 guest appearances Vijay Dhar 17 guest appearances Victor Dhar 15 guest appearances Jupiter / Resolute Computer 15 guest appearances Diane 12 guest appearances Angela 11 guest appearances Naoko Watanabe 10 guest appearances Samantha 10 guest appearances Captain Radic 9 guest appearances Ben Adler 9 guest appearances Ava 8 guest appearances Reese 7 guest appearances Prisha Dhar 7 guest appearances Izabel Azevedo 7 guest appearances Peter Beckert 6 guest appearances Connor 6 guest appearances Alistair Hastings 6 guest appearances Liam Tufeld 6 guest appearances Hiroki Watanabe 5 guest appearances Aiko Watanabe 5 guest appearances ⇤ « 1 2 3 4 5 » ⇥