Happy 20th anniversary, "The X-Files"! Over its nine seasons on the air, "The X-Files" welcomed many now-famous faces as guest stars. There were future Oscar winners, singers, character actors and almost every star of "Breaking Bad."
To celebrate "The X-Files'" big 20th anniversary -- yes, Mulder and Scully started their search for the truth 20 years ago -- we've assembled a list of 20 famous guest stars who crossed paths with the elite FBI agents assigned to the unexplained. Note, this isn't a full guest star list, just 20 famous faces who appeared on "The X-Files."
Ryan Reynolds, "Syzygy" (1996)
Octavia Spencer, "Millennium" (1999)
Bryan Cranston, "Drive" (1998)
Michael Buble, "Piper Maru" (1996), "Apocrypha" (1996)
Beth Grant, "Signs & Wonders" (2000)
Felicity Huffman, "Ice" (1993)
Tony Shalhoub, "Soft Light" (1995)
Lucy Lawless, "Nothing Important Happened Today: Part 1 & Part 2" (2001)
Jack Black, "D.P.O." (1995)
Mimi Rogers, "The End" (1998), "The Beginning" (1998), "Two Fathers" (1999), "One Son" (1999), "Biogenesis" (1999), "The Sixth Extiniction" (1999), "The Sixth Extinction II: Amor Fati" (1999)
Laurie Holden, "Herrenvolk" (1996), "Teliko" (1996), "Tunguska" (1996), "Unrequited" (1997), "Zero Sum" (1997), "Patient X" (1998), "The Red and the Black" (1998), "One Son" (1999), "Requiem" (2000), "The Truth: Pats 1 & 2" (2002)
Lily Tomlin, "How The Ghosts Stole Christmas" (1998)
Ed Asner, "How The Ghosts Stole Christmas" (1998)
CCH Pounder, "Duane Barry" (1994)
Aaron Paul, "Lord of The Flies" (2001)
Jane Lynch, "Lord of The Flies" (2001)
Dean Norris, "F. Emasculata" (1995)
Kathy Griffin, "Fight Club" (2000)
Michael McKean, "Dreamland," (1998), "Dreamland II" (1998), "Three of a Kind" (1999), "Jump the Shark" (2002)
BONUS: David Duchovny as Fox Mulder in his red speedo with recurring guest star Nicholas Lea.
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