Stanley Kamel Stanley Kamel was a prolific character actor with over eighty television appearances to his credit during his forty - year career , including his role as Kosinski in the episode . Hailing from New Brunswick , New Jersey , Kamel died of a heart attack in his Hollywood Hills home on 8 April 2008 . He was 65 years old . Notable roles . Kamel was perhaps best known for his recurring role on the series , playing Dr . Charles Kroger , the psychiatrist of the titular obsessive - compulsive detective . Although he did not frequently interact with other actors on - screen besides series star , those who appeared in the same episodes as Kamel include Jason Alexander , Billy Burke , Jane Carr , Gordon Clapp , Alicia Coppola , Timothy Davis - Reed , Juliana Donald , Nicole Forester , Reynaldo Gallegos , Grant Garrison , Willie Garson , Molly Hagan , Rif Hutton , Michelle Krusiec , Rob LaBelle , D . J . Lockhart - Johnson , Mary Mara , Marc Marosi , Charles Napier , Sandra Nelson , Gina Philips , Harve Presnell , Anne Ramsay , Jeremy Roberts , Sarah Silverman , Michael Buchman Silver , Todd Stashwick , Tom Virtue , Todd Waring , Peter Weller , Michael Shamus Wiles , and Matt Winston . Jerry Hardin ' s daughter , actress , also had a recurring role on the series as the title character ' s deceased wife . Kamel is also remembered for his role as another psychiatrist , Dr . Graham Lester , on " Murder One " . Among those he worked with on the latter series were fellow " Star Trek " alumni Daniel Benzali , Barbara Bosson , Juliana Donald , John Fleck , Miriam Flynn , Robin Gammell , Anne Haney , Gregory Itzin , Jack Kehler , Thomas Knickerbocker , Thomas Kopache , Deborah May , Donna Murphy , Natalia Nogulich , Richard McGonagle , Conor O ' Farrell , Randy Oglesby , Tony Plana , Marty Rackham , F . J . Rio , Clayton Rohner , Kevin Tighe , Vanessa Williams , and Bruce Wright . Although both characters were psychiatrists , Kroger and Lester were very different from each other . Kroger was a model citizen who aided Monk ' s police colleagues whereas Lester was arrested , tried and convicted of evidence tampering , obstruction of justice and perjury . Early television career . Beginning his acting career on the off - Broadway stage , Kamel first appeared on TV in a 1969 episode of " Mission : Impossible " , along with series regular Leonard Nimoy and fellow guest stars Robert Ellenstein and Alfred Ryder . This was followed by his first credited TV appearance in a 1971 episode of Aaron Spelling ' s " The Mod Squad " , opposite series regulars Clarence Williams III and Tige Andrews and guest star Nehemiah Persoff ; he returned to the show the following year , in an episode with Sharon Acker . His breakthrough role came on the soap opera " Days of Our Lives " , on which he played Eric Peters from 1972 through 1976 . His early years also included guest appearances on numerous TV shows , including " Kojak " , " Quincy , M . E . " ( with series regulars Robert Ito and Garry Walberg ) , " Charlie ' s Angels " ( another Aaron Spelling series ) , " Barney Miller " ( with Ron Glass and James Gregory ) , and " The Incredible Hulk " ( in a 1979 episode with Mark Lenard ) . During the 1980s and early ' 90s , Kamel was seen on " Mork & Mindy " , " Three ' s Company " , " Knight Rider " , " The Highwayman " ( starring Tim Russ ) , " Murder , She Wrote " ( two episodes , including one with Charles Rocket in 1990 ) , " Beauty and the Beast " ( with Ron Perlman and Stephen McHattie ) , and " The Golden Girls " ( including a two - parter with Richard Riehle ) , among many other shows . He also had recurring roles on " Cagney & Lacey " ( working with the likes of Bibi Besch , Robert DoQui , Charles Lucia , Stephen Macht , Janet MacLachlan , Vincent Schiavelli , and Don Stark ) , " L . A . Law " ( working alongside series regulars Corbin Bernsen and Larry Drake as well as fellow guest stars Paul Comi , Robert Costanzo , Diana Muldaur , and Warren Munson ) , and " Hunter " ( including a two - parter with Felecia M . Bell and Barry Jenner ) . He additionally appeared in three episodes of " Hill Street Blues " , working alongside the likes of Barbara Babcock , Barbara Bosson , James B . Sikking , Cecile Callan , Hamilton Camp , and Carlos LaCamara . Later television career . Kamel ' s later career included recurring roles on the Aaron Spelling shows " Beverly Hills , 90210 " and " Melrose Place " . Other " Star Trek " performers he worked with on the former series were Michael Bofshever , Mary Crosby , Michael Durrell , Ann Gillespie , Caroline Lagerfelt , Joan Pringle ; fellow " Trek " co - stars on the latter series were Casey Biggs , Christopher Carroll , Lawrence Dobkin , Lindsey Haun , Famke Janssen , Monte Markham , Warren Munson , Tim Russ , Melanie Smith , Gail Strickland , Kenneth Tigar , Gwynyth Walsh , Spice Williams , and Time Winters . Kamel also made guest appearances on such popular shows as " ER " , " The Nanny " ( starring Daniel Davis ) , " 7th Heaven " ( starring Stephen Collins , Catherine Hicks , and Maureen Flannigan ) , " Six Feet Under " ( with Barbara Tarbuck ) , " The West Wing " ( with Ron Canada ) , and " Reba " ( starring Scarlett Pomers ) . In 2003 , he co - starred with Jeff Allin , Vaughn Armstrong , Art Chudabala , Nicole Forester , David Gautreaux , Bob Gunton , Blake Lindsley , Randy Oglesby , Eric Pierpoint , George D . Wallace , and Harris Yulin in the short - lived series " Mister Sterling " . Film work . Kamel appeared in a number of feature films , including " Corvette Summer " ( 1978 , with Dick Miller and Eugene Roche ) , Arthur Hiller ' s " Making Love " ( 1982 , with Anne Haney and Charles Lucia ) , Bob Fosse ' s " Star 80 " ( 1983 , with David Clennon and Robert Picardo ) , " Automatic " ( 1994 , with Daphne Ashbrook , John Glover , Marjean Holden , Penny Johnson , Jeff Kober , and Laura Stepp ) , the 1997 science fiction thriller " Ravager " ( 1997 , with Robin Sachs ) , " Eat Your Heart Out " ( 1997 , with John Billingsley ) , " Under Pressure " ( 2000 , with Craig Wasson ) , and Tony Scott ' s " Domino " ( 2005 , with cinematography by Dan Mindel ) . More recently he appeared in ' s " Inland Empire " ( along with Ian Abercrombie and Duncan K . Fraser ) , as well as a comedy called " The Urn " with star Armin Shimerman . At the time of his death , Kamel was attached to a romantic comedy called " For Better or for Worse " , in which he would have worked with Chad Allen . As of October 2013 , this film has yet to be released and its production status ( if any ) is unknown . Other " Trek " connections . Other projects in which Kamel appeared with other " Star Trek " performers include :