<Tr> <Td> Pamela Sinha </Td> <Td> Desk Clerk </Td> <Td> Amira </Td> <Td> 1999--2001, 2003--2005 </Td> </Tr> <Tr> <Td> Lisa Zane </Td> <Td> Risk Management Administrator & Doug Ross's girlfriend </Td> <Td> Diane Leeds </Td> <Td> 1995 </Td> </Tr> <Table> <Tr> <Th> Actor / Actress </Th> <Th> Character Position </Th> <Th> Character Name </Th> <Th> Years of Appearance </Th> </Tr> <Tr> <Td> Khandi Alexander </Td> <Td> Sister to Peter Benton </Td> <Td> Jackie Robbins </Td> <Td> 1995--2001 </Td> </Tr> <Tr> <Td> Bonnie Bartlett </Td> <Td> Mother of Mark Greene . Died early in Season 6 . </Td> <Td> Ruth Greene </Td> <Td> 1997--1998 </Td> </Tr> <Tr> <Td> Michael Beach </Td> <Td> Husband of Jeanie Boulet . Contracted HIV, unwittingly passed it on to Jeanie, died offscreen of AIDS in 2008 . </Td> <Td> Al Boulet (role played earlier by Bodison) </Td> <Td> 1995--1997 </Td> </Tr> <Tr> <Td> Wolfgang Bodison </Td> <Td> Husband of Jeanie Boulet </Td> <Td> Al Boulet (role later played by Beach) </Td> <Td> 1995 </Td> </Tr> <Tr> <Td> Julie Bowen </Td> <Td> Girlfriend of John Carter . In Season 5, Carter dated her but then contrived an excuse to break up with her . </Td> <Td> Roxanne Please </Td> <Td> 1998--1999 </Td> </Tr> <Tr> <Td> Lisa Nicole Carson </Td> <Td> Girlfriend of Peter Benton . Claimed he was the father of her baby, later said he wasn't (which was true) and tried to take Reese away from him but failed to . Later became erratic and vindictive before she died in an auto accident . </Td> <Td> Carla Reece </Td> <Td> 1996--2001 </Td> </Tr> <Tr> <Td> Kieu Chinh </Td> <Td> Mother of Jing - Mei Chen </Td> <Td> Lin Chen </Td> <Td> 2003 </Td> </Tr> <Tr> <Td> George Kee Cheung </Td> <Td> Father of Jing - Mei Chen (later played by Henry O) </Td> <Td> Mr. Chen . Suffered permanently debilitating injuries in a car crash in China that killed his wife . Later euthanized by Jing - Mei . </Td> <Td> 2003--2004 </Td> </Tr> <Tr> <Td> John Cullum </Td> <Td> Father of Mark Greene, a military veteran who finally reconciled with his son before dying late in Season 6 . </Td> <Td> David Greene </Td> <Td> 1997--2000 </Td> </Tr> <Tr> <Td> Steven Culp </Td> <Td> Boyfriend of Elizabeth Corday </Td> <Td> Dave Spencer </Td> <Td> </Td> </Tr> <Tr> <Td> Oliver Davis </Td> <Td> Son of Samantha Taggart </Td> <Td> Alex Taggart (later played by Dominic Janes) </Td> <Td> 2003--2005 </Td> </Tr> <Tr> <Td> Rebecca De Mornay </Td> <Td> Carter's cousin's ex-wife </Td> <Td> Elaine Nichols </Td> <Td> 1999 </Td> </Tr> <Tr> <Td> Garret Dillahunt </Td> <Td> Ex-husband of Samantha Taggart (Earlier played by Cole Hauser) </Td> <Td> Steve Curtis </Td> <Td> 2005--2006 </Td> </Tr> <Tr> <Td> Paul Dooley </Td> <Td> Father of Susan Lewis, proved to be a much better parent than his asshole wife . </Td> <Td> Henry Lewis </Td> <Td> 1995--1996; 2004 </Td> </Tr> <Tr> <Td> James Farentino </Td> <Td> Father of Doug Ross </Td> <Td> Ray Ross . A charming man with issues not unlike the son he was never a father to . Died in a car accident in 1997 . </Td> <Td> </Td> </Tr> <Tr> <Td> Sally Field </Td> <Td> Mother of Abby Lockhart </Td> <Td> Maggie Wyczenski </Td> <Td> 2000--2006 </Td> </Tr> <Tr> <Td> Frances Fisher </Td> <Td> Mother of Kerry Weaver </Td> <Td> Helen Kingsley . A born - again Christian who gave Kerry up for adoption after giving birth as a teenager . Could not accept Kerry's homosexuality, leading Kerry to not pursue any further contact with her . </Td> <Td> 2005 </Td> </Tr> <Tr> <Td> Paul Freeman </Td> <Td> Father of Elizabeth Corday </Td> <Td> Dr Charles Corday </Td> <Td> 1998, 2001--2002 </Td> </Tr> <Tr> <Td> Danny Glover </Td> <Td> Father of Greg Pratt </Td> <Td> Charlie Pratt . Greg's long - lost father, who Greg located and tried to forgive for abandoning him, but ultimately couldn't do so . </Td> <Td> 2005 </Td> </Tr> <Tr> <Td> Rose Gregorio </Td> <Td> Mother of Carol Hathaway, who initially hated Doug and constantly undermined and fought with her daughter, but later was a good and loved parent . </Td> <Td> Helen Hathaway </Td> <Td> 1996--1999 </Td> </Tr> <Tr> <Td> Michael Gross </Td> <Td> Father of John Carter . Ineffectual man whom his son loved but didn't respect . </Td> <Td> John "Jack" Carter Jr . </Td> <Td> 2001--2004 </Td> </Tr> <Tr> <Td> Vondie Curtis - Hall </Td> <Td> Husband of Carla Reece (Earlier played by Victor Williams) </Td> <Td> Roger McGrath </Td> <Td> 2001 </Td> </Tr> <Tr> <Td> Estelle Harris </Td> <Td> Mother of Jerry Markovic </Td> <Td> Mrs. Markovic </Td> <Td> 2006 </Td> </Tr> <Tr> <Td> Christine Harnos </Td> <Td> Mark Greene's wife, then ex-wife </Td> <Td> Jennifer "Jenn" Greene - Simon . Constantly bemoaned Mark's low - paying, high stress ER career and his refusal to take lucrative jobs elsewhere . Eventually left him, filed for divorce, and married someone else . Not much of a mother to Rachel, disappeared for good after Mark died . </Td> <Td> 1994--1996, 1996--1998, 2001--2002 </Td> </Tr> <Tr> <Td> Cole Hauser </Td> <Td> Ex-husband of Samantha Taggart </Td> <Td> Steve Curtis </Td> <Td> </Td> </Tr> <Tr> <Td> Rebecca Jane Hazlewood </Td> <Td> Cousin of Neela Rasgotra </Td> <Td> Jaspreet </Td> <Td> 2008 </Td> </Tr> <Tr> <Td> Marg Helgenberger </Td> <Td> Doug Ross's girlfriend & his father's boss </Td> <Td> Karen Hines </Td> <Td> </Td> </Tr> <Tr> <Td> Hallee Hirsh </Td> <Td> Daughter of Mark Greene (Earlier played by Yvonne Zima) </Td> <Td> Rachel Greene </Td> <Td> 2001--2002; 2004; 2009 </Td> </Tr> <Tr> <Td> Ernie Hudson </Td> <Td> Father of Michael Gallant </Td> <Td> Colonel James Gallant </Td> <Td> 2006 </Td> </Tr> <Tr> <Td> Michelle Hurd </Td> <Td> Girlfriend of Kerri Weaver </Td> <Td> Courtney Brown </Td> <Td> 2006--2007 </Td> </Tr> <Tr> <Td> Dominic Janes </Td> <Td> Son of Samantha Taggart </Td> <Td> Alex Taggart </Td> <Td> 2005--2009 </Td> </Tr> <Tr> <Td> Stacy Keach </Td> <Td> Father of Tony Gates </Td> <Td> Mike Gates </Td> <Td> 2007 </Td> </Tr> <Tr> <Td> Chloe Greenfield </Td> <Td> Adoptive daughter of Tony Gates </Td> <Td> Sarah Riley </Td> <Td> 2006--2009 </Td> </Tr> <Tr> <Td> Anupam Kher </Td> <Td> Father of Neela Rasgotra </Td> <Td> Ajay Rasgotra </Td> <Td> </Td> </Tr> <Tr> <Td> Kiron Kher </Td> <Td> Mother of Neela Rasgotra </Td> <Td> Mrs. Rasgotra </Td> <Td> </Td> </Tr> <Tr> <Td> Nancy Kwan </Td> <Td> Mother of Jing - Mei Chen </Td> <Td> Lin Chen </Td> <Td> 2000 </Td> </Tr> <Tr> <Td> Piper Laurie </Td> <Td> Mother of Doug Ross </Td> <Td> Sarah Ross </Td> <Td> 1995--1996 </Td> </Tr> <Tr> <Td> Amy Madigan </Td> <Td> Mother of Samantha Taggart </Td> <Td> Mary Taggart </Td> <Td> 2009 </Td> </Tr> <Tr> <Td> Rosalee Mayeux </Td> <Td> Mother of Ray Barnett </Td> <Td> Jacy Barnett </Td> <Td> 2007 </Td> </Tr> <Tr> <Td> Mary McDonnell </Td> <Td> Mother of John Carter </Td> <Td> Eleanor Carter (née Ferguson) </Td> <Td> 2001 </Td> </Tr> <Tr> <Td> Andrew McFarlane </Td> <Td> Nephew of Peter Benton </Td> <Td> Jesse Robbins </Td> <Td> 2000 </Td> </Tr> <Tr> <Td> Trevor Morgan </Td> <Td> Son of Donald Anspaugh </Td> <Td> Scott Anspaugh </Td> <Td> 1998 </Td> </Tr> <Tr> <Td> Thandie Newton </Td> <Td> Girlfriend and later wife of John Carter </Td> <Td> Makemba "Kem" Likasu - Carter . Met John on a medical relief mission in the Congo . Fell in love with him and planned to be with him in Chicago, but their relationship never recovered after their son died in utero . </Td> <Td> 2003--2005; 2009 </Td> </Tr> <Tr> <Td> Bruce Nozick </Td> <Td> 2nd husband of Jennifer "Jenn" Greene - Simon </Td> <Td> Craig Simon </Td> <Td> 1995--1996 </Td> </Tr> <Tr> <Td> Judy Parfitt </Td> <Td> Mother of Elizabeth Corday </Td> <Td> Isabelle Corday </Td> <Td> 2000--2002 </Td> </Tr> <Tr> <Td> Andrea Parker </Td> <Td> Girlfriend of Doug Ross </Td> <Td> Linda Farrell </Td> <Td> 1994--1995 </Td> </Tr> <Tr> <Td> Valerie Perrine </Td> <Td> Mother of Susan Lewis </Td> <Td> Cookie Lewis . A selfish, self - centered woman who constantly enabled Chloe and disappointed Susan . </Td> <Td> 1995 </Td> </Tr> <Tr> <Td> Zoran Radanovich </Td> <Td> Brother of Luka Kovač </Td> <Td> Niko Kovač </Td> <Td> 2007 </Td> </Tr> <Tr> <Td> Sheryl Lee Ralph </Td> <Td> Mother of Michael Gallant </Td> <Td> Gloria Gallant </Td> <Td> 2006 </Td> </Tr> <Tr> <Td> Beah Richards </Td> <Td> Mother of Peter Benton </Td> <Td> Mae Benton </Td> <Td> 1994--1995 </Td> </Tr> <Tr> <Td> Ving Rhames </Td> <Td> Brother - in - law to Peter Benton </Td> <Td> Walter Robbins </Td> <Td> 1994--1996 </Td> </Tr> <Tr> <Td> Jonathan Scarfe </Td> <Td> Cousin of John Carter </Td> <Td> Chase Carter . Spoiled rotten young man who fell into heroin addiction and was left nearly vegetative after an overdose, but was last shown having improved greatly and being able to function in a limited manner . </Td> <Td> 1997--1998, 2001 </Td> </Tr> <Tr> <Td> Tom Everett Scott </Td> <Td> Brother of Abby Lockhart </Td> <Td> Eric Wyczenski </Td> <Td> 2002--2003 </Td> </Tr> <Tr> <Td> Lois Smith </Td> <Td> Grandmother of Samantha Taggart </Td> <Td> Gracie </Td> <Td> 2007 </Td> </Tr> <Tr> <Td> Frances Sternhagen </Td> <Td> Grandmother of John Carter </Td> <Td> Millicent "Gamma" Carter </Td> <Td> 1997--2003 </Td> </Tr> <Tr> <Td> Marcello Thedford </Td> <Td> Brother of Greg Pratt </Td> <Td> Leon Pratt </Td> <Td> 2002--2003 </Td> </Tr> <Tr> <Td> Mark Valley </Td> <Td> Ex-husband of Abby Lockhart </Td> <Td> Richard Lockhart </Td> <Td> 2000--2003 </Td> </Tr> <Tr> <Td> Renée Victor </Td> <Td> Mother - in - law of Kerry Weaver </Td> <Td> Florina Lopez </Td> <Td> </Td> </Tr> <Tr> <Td> Gwynyth Walsh </Td> <Td> Mother of Lucy Knight </Td> <Td> Barbara Knight </Td> <Td> 2000 </Td> </Tr> <Tr> <Td> Fred Ward </Td> <Td> Father of Abby Lockhart </Td> <Td> Eddie Wyczenski </Td> <Td> 2006--2007 </Td> </Tr> <Tr> <Td> Matthew Watkins </Td> <Td> Son of Peter Benton </Td> <Td> Reese Benton </Td> <Td> 1999--2001; 2009 </Td> </Tr> <Tr> <Td> Kathleen Wilhoite </Td> <Td> Sister of Susan Lewis </Td> <Td> Chloe Lewis </Td> <Td> 1994--1996; 2002 </Td> </Tr> <Tr> <Td> Victor Williams </Td> <Td> Husband of Carla Reece (Later played by Vondie Curtis - Hall) </Td> <Td> Roger McGrath </Td> <Td> 1998--2001 </Td> </Tr> <Tr> <Td> Shannon Woodward </Td> <Td> Sister of Samantha Taggart </Td> <Td> Kelly Taggart </Td> <Td> 2009 </Td> </Tr> <Tr> <Td> Yvonne Zima </Td> <Td> Daughter of Mark Greene (Later played by Hallee Hirsh) </Td> <Td> Rachel Greene </Td> <Td> 1994--2000 </Td> </Tr> <Tr> <Td> Actress uncredited </Td> <Td> Sister of Lucien Dubenko </Td> <Td> Victoria Dubenko </Td> <Td> 2006 </Td> </Tr> </Table> <Tr> <Th> Actor / Actress </Th> <Th> Character Position </Th> <Th> Character Name </Th> <Th> Years of Appearance </Th> </Tr>

Who played dr corday's mother on er
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