The Doctor discovers the plastic daffodils are designed to fire a spray that asphyxiates people, causing havoc prior to the Nestene's arrival, but before he can alert anyone he and Jo are captured by the Master.
Quest roles:
Richard Franklin(Mike Yates), Nicholas Courtney(Brig. Lethbridge-Stewart), Pat Gorman(Pilot), John Levene(Sergeant Benton), Michael Wisher(Daleks (voice)), Roger Delgado(The Master), Hayden Jones(Lenny Vosper)