Guest Stars on Grey's Anatomy!

"The Self-Destruct Button."
 Character: Digby Owens

Bend & Break
Character: Dr. Kim Dawson

It's a Long Way Back
Character: Gladys Pulcher

I Saw Her Standing There
Character: Dr. David Moore

Almost Grown 

Character: Megan Waylon

2 Episodes
 Character: Jasmine

Freedom Part 1 and Freedom Part 2
 Character: Beth Monroe

Yesterday
Character: Jake Burton

The Other Side of This Life Part 1 and 2

 Character: Kathy

An Honest Mistake

 Character: Dr. Margaret Campbell  

2 Episodes
 Character: Sasha

5 Episodes 

Character: Jane Burke

Odd Man Out
Character: Gayle McColl

Physical Attraction....Chemical Reaction 

Character: Jerry

Poker Face

 Chuck Cain

Before and After
Character: Dr. Naomi Bennett

Put Me In, Coach
Character: Dr. Brad McDugall

Bandaid Covers the Bullet Hole
Character: Sylvia Booker

8 Episodes
 Character: Dr. Lucy Feilds

10 Episodes 

Character: Dr. Reed Adamson

Hope for the Hopeless
 Character: Karen

12 Episodes
Character: Dr. Nicole Herman

My Favorite Mistake
Character: Nina Rogerson

Holidaze 

Character: Kelsey Simmons

The Magic Moment
Character: Gretchen Shaw

9 Episodes
Character: Dr. Finn Dandridge

Adrift and at Peace
 Character: Trina Paiz

22 Episodes
Character: Dr. Heather Brooks

5 Episodes
Character: Sloan Riley

3 Episodes
Character: Dr. Lauren Boswell

5 Episodes
Character: Kyle Diaz

23 Episodes
Character: Denny Duquette

Season 4, episode 4: "The Heart of the Matter" 

Character: Adam

Eight total, from season 5, episode 8: "These Ties That Bind" to season 5, episode 15: "Before and After"
 Character: Dr. Sadie Harris

Season 4, episode 4: "The Heart of the Matter"
Character: Ruthie

Season 8, episode 20: "The Girl With No Name"
Character: Holly

Season 4, episodes 3, 4, and 5: "Let the Truth Sting," The Heart of the Matter," and "Haunt You Every Day"
 Character: Norman

"Great Expectations" 
Character: Jilly

"Great Expectations"
Character: Rachel

"Dream a Little Dream of Me (Part 1)" and "Dream a Little Dream of Me (Part 2)"  Character: Sarabeth

"Where the Wild Things Are" and "Piece of My Heart"

  Character: Jennifer

 "Crash Into Me Part 1" and "Crash Into Me Part 2"  

Character: Paramedic

 "No Good at Saying Sorry (One More Chance)"
Character: Robbie Stevens

 "Sanctuary," "Death and All His Friends," "These Arms of Mine" and "That's Me Trying" 
Character: Mary Portman

 "Sympathy for the Parents," "How Insensitive," "Sanctuary" and "Death and All His Friends" 
Character: Gary Clark