There are certain actors who, while they don’t guarantee that a movie will be good, per se, guarantee that there will be good in a movie, simply because they’re in it. For the five minutes Christopher Walken is in Gigli, Gigli is a good movie.
But it’s more than just show-saving and show-stealing types; this is a class of actors who are endemic the UGP collective unconscious. Part of our filmic mythos.
Primary: Male

• Christopher “Less Talken More” Walken
• Michale Caine
• Gary Oldman
• David Carradine
• Alan Rickman
  Primary: Female
  
• Lena Olin
• Maura Tierney
• Parker Posey
• Lili Taylor
• Holly Hunter
  Secondary: Male
  
• John Turturro
• Peter Stormare
• Jean Reno
• Steve Buscemi
• Frank Langella
• Bill Murray
• Alfred Molina
  Secondary: Female
  
• Sigourney Weaver
• Selma Blair
• Clea Duvall
• Sabrina Lloyd
• Felicity Huffman
• Bonnie Hunt
• Nancy Travis
  Tertiary: Male
  
• Dave Foley (Andrew)
• Raul Julia
• John Lithgow
• Sam Rockwell
  Tertiary: Female
  
• Hope Davis
  Cameos
  
• Peter Weller
• Rufus Sewell
  Ultimate Films
  
• Three Brothers
  Other slots needing filling (other than your mother’s)
  
• Romantic comedy of errors
• Mid-twentieth-century police drama
• Epic WWII action-drama
• Victorian-era parlor mystery
• Something swasbucklic.