The cruise entertainer turned TV host will be onboard the operator’s SS Maria Theresa as it cruises the Danube.
Uniworld UK managing director Kathryn Beadle has spent the week gearing up for the broadcast, and is predicting extra bookings as a result. The luxury line has readied extra staff and, for the first time, plans to open its call centre on on Sunday.
"Having had an advance peek at the episode we are thrilled and we know that it is going to attract significant interest," she said.
To help agents deal with enquiries, Uniworld has sent out its marketing tool kit to agents reminding them of the collateral available.
The documentary has been a surprise hit for Channel 5, pulling in an audience of 2.01 million viewers for its first episode which saw McDonald go behind the scenes on MSC Cruises’ 4,345-guest MSC Divina in the Caribbean.
Episode two took her to the Hebrides on the Majestic Line’s Glen Tarsan. She will join the Holland America Line’s Nieuw Amsterdam for the final show.