Sex Education: Series 3 New and Returning Cast Members
Sex Education Is Getting New Cast Members For Series 3 — Get the Full Rundown
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Otis's mum, Jean Milburn, aka the sex therapist who inspired him to start his own "clinic", will be back in series three for even more awkward adventures. At the end of series two, Jean was faced with a bit of a life-changing decision to make after discovering that she'd become pregnant, so we can't wait to see what happens next.