1. Stephen Fry
   Ian McKellen
2. Hugh Laurie
   Gary Oldman

Hugh Laurie appeared in "The One With Ross's Wedding Part Two." His character told Rachel that it is clear she and Ross were on a break.

1. Billy Crystal
   Jim Belushi
2. Chris Farley
   Tim Conway

In "The One with the Ultimate Fighting Champion," Billy Crystal makes a cameo appearance. The appearance was unplanned and largely ad-libbed.

1. Brad Pitt
   Carl Reiner
2. Bruce Willis
   Robin Williams

Robin Wiliams appeared in "The One With The Ultimate Fighting Champion." His appearance is at the beginning of the episode in Central Perk.

1. Bruce Willis
   Robin Williams
2. Brad Pitt
   Dick Van Dyke

Bruce Willis appeared as Paul Stevens. The character appears in "The One with the Ring," "The One Where Paul's the Man," and "The One Where Ross Meets Elizabeth's Dad."

1. Christina Applegate
   Julia Roberts
2. Ana Faris
   Allison Janney

Julia Roberts played Susie Moss, a girl Chandler knew in fourth grade. Moss is a makeup artist on "Outbreak 2: The Virus Takes Manhattan." She appears in "The One After the Superbowl: Part 2."

1. Danny DeVito
   Alec Baldwin
2. Tom Selleck
   Brad Pitt

Tom Selleck appeared as Dr. Richard Burke in 9 episodes and in one episode by voice only. His first appearance was in "The One Where Ross and Rachel... You Know." His last appearance was "The One with the Proposal: Part 2."

1. Reese Witherspoon
   Courtney Cox
2. Julia Roberts
   Gillian Anderson

Reese Witherspoon made two appearances as Jill Green. They were in "The One Where Chandler Can't Cry" and "The One with Rachel's Sister."

1. Mark Wahlberg
   Ben Affleck
2. Matt Damon
   Brad Pitt

In 2001, Brad Pit appeared as Will Colbert. The episode was called "The One with the Rumor."

1. Sophia Loren
   Virna Lisi
2. Isabella Rossellini
   Monica Vitti

In 1996, Isabella Rossellini appeared on "Friends" in the episode "The One with Frank Jr." During her appearance, Ross hits on her and tells her about a list of celebrities he would like to sleep with.

1. Ben Stiller
   Ben Affleck
2. Rob Schneider
   Jim Carrey

Ben Stiller appeared as Tommy in one episode. The 1997 episode was called "The One with the Screamer."

1. Brad Pitt
   Matt Damon
2. Ben Stiller
   Sean Penn

Sean Penn appeared in "The One with the Halloween Party" and "The One with the Stain." After leaving Ursula, he briefly dates Phoebe, but they both find the relationship weird and end it.

1. Brooke Shields
   Julia Roberts
2. Winona Ryder
   Christina Applegate

Brooke Shields played Erika Ford. The character makes one appearance in "The One After the Superbowl: Part 1."

1. Farrah Fawcett
   Kathleen Turner
2. Jodie Foster
   Sissy Spacek

Kathleen Turner made three appearances as Charles Bing/Helena Handbasket. She appeared in "The One with Chandler's Dad," "The One with Monica and Chandler's Wedding: Part 1," and "The one with Monica and Chandler's Wedding: Part 2."

1. Brad Pitt
   Leonardo DiCaprio
2. Kelsey Grammer
   Paul Rudd

Paul Rudd plays Mike Hannigan in 18 episodes. His character marries Phoebe in "The One with Phoebe's Wedding."

1. Christina Applegate
   Jane Leeves
2. Liv Tyler
   Cindy Crawford

Christina Applegate appears as Amy Green in two episodes. They are the 2003 episodes "The One with Rachel's Other Sister" and "The When Where Rachel's Sister Babysits."

1. Anna Faris
   Christina Applegate
2. Reese Witherspoon
   Melissa Joan Hart

Anna Faris makes five appearances as Erica. She appears in "The One with the Birth Mother," "The One Where Joey Speaks French," "The One with Rachel's going Away Party," '"The Last One: Part 1," and "The Last One: Part 2."

1. Jack Hawkins
   Stephen Boyd
2. Hugh Griffith
   Charlton Heston

Charlton Heston played himself in "The One with Joey's Dirty Day." Heston finds Joey taking a shower in his dressing room.

1. David Copperfield
   David Blaine
2. James Randi
   Penn Jillette

In "The One with the 'Cuffs," Penn Jillette appears as an encyclopedia salesman. He sells Joey the V volume because that's all Joey could afford.

1. Ben Affleck
   Michael Rapaport
2. Ben Stiller
   Matt Damon

In 1999, Michael Rapaport appeared in 4 episodes as Gary. They were "The One with the Cop," "The One with Rachel's Inadvertent Kiss," "The One with the Ride Along," and "The One with the Ball."

1. Cindy Crawford
   Christie Brinkley
2. Elle Macpherson
   Julia Roberts

Elle Macpherson appeared in 5 episodes. Janine Lecroix was featured in "The One Where Phoebe Runs," "The One with Ross' Teeth," "The One Where Ross Got High," "The One with the Routine,' and "The One with the Apothecary Table."

1. Susan Sarandon
   Julia Louis-Dryfus
2. Helen Hunt
   Jodie Foster

Susan Sarandon played fictional actor Cecilia Monroe, who starred in "Days of Our Lives" as Jessica Lockhart. she appeared in "The One with Joey's New Brain."

1. Julia Roberts
   Denise Richards
2. Sigourney Weaver
   Marisa Tomei

Denise Richards appeared in one episode as Cassie Gellar. It was a 2001 episode called "The One with Ross and Monica's Cousin."

1. Melissa Joan Hart
   Reese Witherspoon
2. Winona Ryder
   Renee Zellweger

Winona Ryder appeared in a 2001 episode. She played Melissa Warburton in "The One with Rachel's Big Kiss."

1. Alec Baldwin
   Harrison Ford
2. Dustin Hoffman
   Brad Pitt

Alec Baldwin appeared in 2 episodes. The 2002 episodes were called "The One with the Tea Leaves" and "The One in Massapequa."

1. Jeff Goldblum
   Brad Pitt
2. Matt Damon
   Kelsey Grammer

Jeff Goldblum appeared in a 2003 episode. It was 'The One with the Mugging."

1. Freddie Prinze Jr.
   Leonardo DiCaprio
2. James Galdolfini
   Johnny Depp

Freddie Prinze Jr. appeared in a 2002 episode. It was called "The One with the Male Nanny."

1. Elliott Gould
   Tom Hanks
2. Anthony Hopkins
   Al Pacino

Elliot Gould played Jack Gellar in 21 episodes. His first appearance was in "The One with the Sonagram at the End." He last appeared in "The One with the Cake."

1. Dave Coulier
   Bob Saget
2. Tom Sellek
   John Stamos

John Stamos appeared in a 2003 episode as Chandlers co-worker and unwitting potential sperm donor. The episode was called "The One with the Donor."

1. Farrah Fawcett
   Loni Anderston
2. Lynda Carter
   Marlo Thomas

Marlo Thomas appeared as Sandra Green in 3 episodes. She can be seen in "The One with the Lesbian Wedding," "The One with the Two Parties, and "The One with the Baby Shower."

1. Rob Schneider
   Jon Lovitz
2. Hank Azaria
   Jim Belushi

Jon Lovitz first appeared on "Friends" in 1995. The episode was "The One with the Stoned Guy." HIs last appearance was the 2003 episode "The One with the Blind Dates."

1. Jim Belushi
   Hank Azaria
2. John Stamos
   Ben Stiller

In 1994, Hank Azaria made his first appearance as David in "The One with the Monkey." Over the course of the series, he appeared 4 more times. His last appearance was "The One in Barbados."

1. Rita Moreno
   Kathleen Tuner
2. Christina Pickles
   Morgan Fairchild

Morgan Fairchild played Nora Tyler Bing on 5 episodes. They are "The One with Mrs. Bing," "The One with All the Thanksgivings," "The one with Monica and Chandler's Wedding: Part 1," "The One with Monica and Chandler's Wedding: Part 2," and "The One After I Do."

1. Gabrielle Union
   Aisha Tyler
2. Kerry Washington
   Vanessa Williams

In 2003, Aisha Tyler appeared in 9 episodes. Her first appearance was in "The One with the Soap Opera Party." Her last appearence was in "The One with Ross' Grant."

1. Bill Gates
   Elon Musk
2. Warren Buffet
   Richard Branson

Richard Branson made one appearance as The Vendor. He was in "The One with Ross's Wedding."

1. Ben Stiller
   Jon Lovitz
2. Harry Connick Jr.
   Greg Kinnear

Dr. Benjamin Hobart made one appearance. Greg Kinnear played the character in "The One with Ross' Grant."

1. Tony Danza
   Hank Azaria
2. Danny DeVito
   Jon Lovitz

In 2004, Danny DeVito appeared as Roy, the Stripper. His played Roy in "The One Where the Stripper Cries."

1. Charlie Sheen
   Ben Stiller
2. Brad Pitt
   Jim Belushi

Charlie Sheen appeared in one episode as Charlie. It was the 1996 episode "The One with the Chicken Pox."

1. Conan O'Brien
   David Letterman
2. Jay Leno
   Tom Snyder

Jay Leno appears in the episode "The One with Mrs. Bing." The episode aired in 1995.

1. Al Pacino
   Gary Oldman
2. Michael Sheen
   Jeff Bridges

Gary Oldman appeared in 2 episodes as Richard Crosby. They are "The One with Monica and Chandler's Wedding: Part 1" and "The One with Monica and Chandler's Wedding: Part 2."

1. Kerry Washington
   Kristin Davis
2. Gabrielle Union
   Elle Macpherson

Gabrille Union plays Kristen Leigh, a woman moving into an apartment across the street from Central Perk. She appears in "The One with the Cheap Wedding Dress."