What is associated with: alan ladd appeared as a reporter in this 1941 orson welles masterpiece?

Based on the clue 'alan eagleson was bobby orrs agent before founding...', what is the answer? What is referred to by 'alan harper frontier chiropractor'? Based on the clue 'alan jay lerner began writing this musicals book b...', what is the answer? What is associated with: alan jay lerner won the oscar for best screenplay for this 1951 musical about an expatriate? What is associated with: alan ladd got shanghaied in this 1946 film based on richard henry danas seafaring saga? Based on the clue 'alan ladds frequent co star she was also a pilot s...', what is the answer? What is associated with: alan merrill wayne 3 of these utah brothers co wrote their own 1972 hit crazy horses? Based on the clue 'alan nash holds the record for crushing these with...', what is the answer?