These Celebs Guest-Starred On Television Shows Before Their Big Break

Matthew McConaughey in "Unsolved Mysteries"

McConaughey's debut role was in one episode of "Unsolved Mysteries" way back in the day. Before he was ever dazed and confused, he played an ex-marine and young father who meets a tragic end. 

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The More You Know

  • Leonardo DiCaprio has never done drugs and had to speak to a drug expert to prepare for Wolf of Wall Street.
  • Vince Vaughn is missing part of his thumb.
  • Matthew McConaughey has a phobia about revolving doors.
  • Before becoming a movie star, Harrison Ford was a master carpenter – a craft he still does as a hobby.
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