Grey’s Anatomy

Grey ’s Anatomybegan its nineteenth time of year on October 6 , 2022 , but the main focus has been the frame-up for main ace Ellen Pompeo ’s wait loss . While the actor ’s departure will be a heavy nose candy to the series , there might just be guest stars who can take up roles as part of the main cast if the past is any indication .

Quite a lot of the shape members began in a guest - starring capacity , range from Eric Dane ’s turn as Mark Sloan to Caterina Scorsone ’s upgrade after initially appearing as a guest actor from the show ’s twirl - off . It ’s deserving looking into how these thespian begin out with their characters and what propelled their persona into the principal category .

Anthony Hill

Anthony Hill come along in a guest capacity as a one - metre love interest in a single season 16 sequence , playing Winston Ndugu . Winston ’s role was to create dubiousness in Maggie ’s judgement over being spontaneous with Latinian language , although her human relationship is left on ambiguous terms .

Hill was then promoted to a even role lead off from the next time of year , with Winston having actuate to Seattle to be with Maggie . The character ’s importance has change from a guest appearing to Maggie ’s married man , becoming part of the current crop of habitue .

Scott Speedman

It contain Scoot Speedman three year before his client visual aspect as Nick Marsh turn into a main purpose . The persona appear in season 14 as a affected role at Grey Sloan Memorial whose life was spare by Meredith , institute the come for their belated love story .

Nick resurfaced age later , this time pursuing Meredith for a real relationship that ended with the fictitious character vex a job at Grey Sloan Memorial . Speedman ’s jumping to a regular situation is even more interesting considering that Meredith will be exiting the serial while Nick is look to remain .

Jason George

Jason George ’s case is a particular one since he pop out out in a recurring capacity before becoming a guest , which then morph into a regular billet . The eccentric Ben Warren was a making love interest of Bailey ’s in the 6th season until she break out up with him in the following season ’s premiere .

George only had a guest part in Season 7 before leaving the show for more than a twelvemonth . The actor returned in the eighth season , this time getting upgraded once more into a resort capacity . It was n’t until time of year 12 that George was promoted to the main hurl , with five years having elapsed since he ’d appeared as a invitee star .

Chyler Leigh

Lexie quickly became afan favoriteGrey ’s Anatomycharacter even if she was a little annoying , as her bubbly personality was tough to resist . She became a regular as soon as season 4 begin , but Chyler Leigh ’s first appearance in the serial publication was as a client star .

This took place in the final installment of the third season , where Leigh made her onscreen debut when Lexie introduce herself to George . Her Edgar Albert Guest appearance surely packed a punch since the revelation that she was Meredith ’s sister was big enough for her to be advance start from the next sequence .

Kelly McCreary

Kelly McCreary had a similar accounting entry into the series as Chyler Leigh did , arriving at the end of the 10th time of year before becoming a chief cast penis in the next . Maggie was introduced as Meredith ’s long - lose sister , who make it at Grey Sloan Memorial as one of the new physician .

McCreary ’s guest spot was intended to make a buzz since her reference was not onlyanother sibling of Meredith ’s inGrey ’s Anatomy​ but was also the girl of Richard Webber . McCreary did n’t have to hold back long to be promoted to even status , which she has held for about a decade now .

Kate Walsh

Kate Walsh had perhaps the most iconic client appearance of any thespian in the serial , as Addison arrived inGrey ’s Anatomyto ruin Meredith and Derek ’s relationship . Her part was very abbreviated , showing up in the concluding second of the first time of year ’s stopping point .

Addison ’s reveal that she was Derek ’s alienated wife shake the series to its core , with such big - time info serving as a jumping-off point for Walsh to be one of the main cast from the second season ’s premiere . As far as major invitee appearance go , Walsh is still one in the shock she make for .

Eric Dane

Eric Dane was among the first actors to appear in one time of year and then be upgrade to regular status in the next . Mark was hype even before he showed up as the one who was responsible for breaking Addison and Derek ’s married couple , at long last appear midway through the 2d time of year .

Dane had a memorable interaction with Patrick Dempsey and Kate Walsh ’s graphic symbol , with this chemistry leading to the actor ’s permanent part in the serial . Dane stay withGrey ’s Anatomyfor more than half a 10 before bowing out in the 9th season with Mark ’s demise .

Brooke Smith

Brooke Smith had an on - off role as Erica Hahn for two seasons until she became a lynchpin in the quaternary . Hahn appear as a consulting doctor in Season 2 , carry the same role the year after that before she accepted a billet at Seattle Grace .

Her character ’s advance intend that Brooke Smith ’s initial Edgar Guest principal status was upgraded to steady , with Hahn getting her own storylines with Sara Ramirez ’s Callie . Unfortunately , theromance was negatively received byGrey ’s Anatomyfans , with Smith write out of the show in season 5 .

Caterina Scorsone

Caterina Scorsone is another actor who had a singular flight to becoming a independent cast member . Scorsone was introduced in the spin - offPrivate Practiceas a regular before appearing as a guest star inGrey ’s Anatomythe same class when Amelia visit her blood brother .

Scorsone return to the main serial publication afterPrivate Practice ’s conclusion , initially reprise her node role until Amelia became a permanent reparation in Meredith ’s spirit . Scorsone ’s crossover voter betweenPrivate PracticeandGrey ’s Anatomyproved fruitful since she ’s been playing the part for well over a X by now .

Kevin McKidd

Unlike most of his other castmates , Kevin McKidd became a steady in the same time of year that he was introduce as a client whiz . Owen Hunt shew up in the premiere of the fifth season , where wild-eyed sparks with Sandra Oh ’s Cristina Yang were well - received .

McKidd ’s character had admit off following his debut , only to reelect as part of the hospital ’s new stave several episode later . McKidd stands as a prime example of how cause an impact as a Edgar Albert Guest performer can quickly lead to a greater role , with the actor now one of the longest - work sensation in the series after more than 14 years .

NEXT:10 Things About Grey ’s Anatomy ’s Season 1 That Are Unrecognizable Now

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Split images of Owen Hunt, Lexie Grey, and Ben Warren in Grey’s Anatomy

Winston Ndugu laughing in Grey’s Anatomy

Nick Marsh smiling in Grey’s Anatomy

Ben Warren talking on his phone in Grey’s Anatomy

Lexie Grey looking to her right in Grey’s Anatomy

Maggie Pierce looking to her left in Grey’s Anatomy

Addison looks to her right in Grey’s Anatomy

Mark Sloan looking ahead in Grey’s Anatomy

Erica Hahn looking up in Grey’s Anatomy Cropped

Amelia Shepherd looks to her left in Grey’s Anatomy

Owen Hunt in army fatigues in Grey’s Anatomy