<P> The Bold and the Beautiful is an American television soap opera, created by William J. Bell and Lee Phillip Bell for CBS . It first aired on March 23, 1987 . Currently, John McCook (Eric Forrester) and Katherine Kelly Lang (Brooke Logan) are the two longest - running cast members, having appeared on the show when it first aired . The following list is of cast members who are currently on the show: the main cast and recurring, or who are upcoming, returning or departing from the series . </P> <Table> <Tr> <Th> Actor </Th> <Th> Character </Th> <Th> Duration </Th> <Th> Ref </Th> </Tr> <Tr> <Th> Kiara Barnes </Th> <Td> Zoe Buckingham </Td> <Td> 2018--</Td> <Td> </Td> </Tr> <Tr> <Th> Adain Bradley </Th> <Td> Alexander Avant </Td> <Td> 2018--</Td> <Td> </Td> </Tr> <Tr> <Th> Darin Brooks </Th> <Td> Wyatt Spencer </Td> <Td> 2013--</Td> <Td> </Td> </Tr> <Tr> <Th> Scott Clifton </Th> <Td> Liam Spencer </Td> <Td> 2010--</Td> <Td> </Td> </Tr> <Tr> <Th> Don Diamont </Th> <Td> Bill Spencer, Jr . </Td> <Td> 2009--</Td> <Td> </Td> </Tr> <Tr> <Th> Courtney Hope </Th> <Td> Sally Spectra </Td> <Td> 2017--</Td> <Td> </Td> </Tr> <Tr> <Th> Thorsten Kaye </Th> <Td> Ridge Forrester </Td> <Td> 2013--</Td> <Td> </Td> </Tr> <Tr> <Th> Katherine Kelly Lang </Th> <Td> Brooke Logan </Td> <Td> 1987--</Td> <Td> </Td> </Tr> <Tr> <Th> John McCook </Th> <Td> Eric Forrester </Td> <Td> 1987--</Td> <Td> </Td> </Tr> <Tr> <Th> Alley Mills </Th> <Td> Pamela Douglas </Td> <Td> 2006--</Td> <Td> </Td> </Tr> <Tr> <Th> Karla Mosley </Th> <Td> Maya Avant </Td> <Td> 2013--</Td> <Td> </Td> </Tr> <Tr> <Th> Annika Noelle </Th> <Td> Hope Logan </Td> <Td> 2018--</Td> <Td> </Td> </Tr> <Tr> <Th> Ingo Rademacher </Th> <Td> Thorne Forrester </Td> <Td> 2017--</Td> <Td> </Td> </Tr> <Tr> <Th> Nia Sioux </Th> <Td> Emma Barber </Td> <Td> 2018--</Td> <Td> </Td> </Tr> <Tr> <Th> Rena Sofer </Th> <Td> Quinn Fuller </Td> <Td> 2013--</Td> <Td> </Td> </Tr> <Tr> <Th> Aaron D. Spears </Th> <Td> Justin Barber </Td> <Td> 2009--</Td> <Td> </Td> </Tr> <Tr> <Th> Heather Tom </Th> <Td> Katie Logan </Td> <Td> 2007--</Td> <Td> </Td> </Tr> <Tr> <Th> Jacqueline MacInnes Wood </Th> <Td> Steffy Forrester </Td> <Td> 2008--13, 2015--</Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Actor </Th> <Th> Character </Th> <Th> Duration </Th> <Th> Ref </Th> </Tr>

Who plays alexander on the bold and the beautiful