Main Characters Sam Collins 24 main appearances Malcolm Frink 23 main appearances Sydney Forrester 24 main appearances Kilokahn 21 main appearances Principal Pratchert 16 main appearances
Recurring Guest Characters Malcolm Frink 1 guest appearances Kilokahn 1 guest appearances Principal Pratchert 5 guest appearances Mrs. Starkey 3 guest appearances Amp Ere 2 guest appearances Elizabeth Collins 2 guest appearances