Watch Partners in Crime.

Prudence Beresford and Belisarius decide to take a well deserved rest from their adventures, but when a wealthy Russian heiress disappears, Prudence cannot resist the call of danger...and Belisarius finds himself obliged to follow his wife on what becomes more than their average turbulent journey. Much to their surprise, their investigation into the missing heiress leads them on the trail to a new-age plastic surgery health spa, where a mysterious scientist holds the secret to a fountain of eternal youth...