Only Fools and Horses both Del and Rodney find long-term love, in the form of Raquel (Tessa Peake-Jones) and Cassandra (Gwyneth Strong) respectively; Del also has a son with Raquel, Damien (played by five actors, most recently Ben Smith). Rodney and Cassandra marry, separate and then get back together again. Cassandra miscarries, but then she and Rodney eventually have a baby. Rodney finds out who his real father was. The Trotters finally become millionaires, lose their fortune, and then regain some of it. The most frequent roles for guest actors in "Only Fools and Horses" were as Del or Rodney's once-seen girlfriends, barmaids at
Thicker than Water (Only Fools and Horses) are glad to see him go, although Del still gives him some money on his way out. Music from the film "Sleepless Nights" Thicker than Water (Only Fools and Horses) "Thicker than Water" is the third Christmas special episode of the BBC sitcom, "Only Fools and Horses", broadcast on 25 December 1983, and is the first to be screened on Christmas Day. The episode title comes from the proverb blood is thicker than water, highlighted by the appearance of Del and Rodney's father, Reg. Rodney and Grandad are watching television on Christmas Day, when a stranger appears at the door.