Career
Alleborn came to Hollywood initially as a stuntman. His first film was also one of the first Oscar nominees, 1928's The Patent Leather Kid. He was an uncredited unit manager on Max Reinhardt's 1935 version of A Midsummer Night's Dream, and headed up the unit production of The Adventures of Robin Hood three years later.
Most of his career was based at Warner Brothers where he worked on such classics as Four Daughters (1938), High Sierra (1941) and Casablanca (1943).