David Boris Schaefer, is an actor is known for his performances in Lads in the City (2019); Into my Ears (2018) and Eleven (2018). Previously, for 10 years, David worked as an international model for many global high fashion brands, including Hugo Boss, Calvin Klein, Vogue Mexico and GQ. Signed by top agencies worldwide, one of his later covers was for Men's Health.

As 'David Deen', he is also a professional singer/songwriter and has worked with the internationally renowned DJ Mike Candys. David provides the lead vocals on All Around the World (5.7M+ YouTube views). Signed to Disney/Sony Music Germany, he was a member of the pop band Culture Box, performing throughout Europe to audiences of 20,000+.

Culture Box were a five-piece pop group based in North Rhine-Westphalia. The members had roots from six countries.[2] They were under contract to Sony BMG.[3] As with the band Banaroo, the band was brought together with producers from "Pop Office". The band received support from the TV station Super RTL, which advertised the single and the band.[3] The group was dissolved in 2009. David also released his first solo singles Only You, Nur Du, Hard To Say Goodbye all written and produced by Michael Childs Head Of Steam music productions which had radio airplay and interviews for different radio stations in the UK and Switzerland.