Do you want to compare Captain Boomerang with Betty Brant? Discover the powers, weakness & weapons of Captain Boomerang and Betty Brant from Captain Boomerang Biography and Betty Brant Biography. Find out all about Captain Boomerang and Betty Brant.# Check out how is Captain Boomerang unique and distinct from Betty Brant. Discover their love interest, sidekicks, family tree and the movies and games list in which Captain Boomerang and Betty Brant have appeared. Find out everything about them here!