8. Martin Kove (Seasons 6–7) is Captain Newman, for 3 episodes. Shane Van Dyke (Seasons 4–8) is Alex Smith, a third year medical school, who appears in 14 episodes during seasons 7 and 8. He is also seen as a boxing student in Never Say Die and an actor in Frontier Dad. (Both these episodes star the rest of Barry Van Dyke's children also.) Carey Van Dyke (Seasons 4–8) plays various characters: Mr. Kelso, Terry Marshall, Kyle Lewis, Brendan Kelly, Carl Simpson, and Craig Wilson. In the TV movie "A Town without Pity he plays a character named "Billy". Kevin McNally II (Seasons 3–8) as the ubiquitous Emergency Medicial Technician in 19 episodes. Tim Conway plays Tim Conrad, an old friend of Mark's and a comedian, in 2 episodes. Conway and Van Dyke had previously worked together on The Carol Burnett Show. Harry Lennix (Seasons 5–6) plays FBI Agent Ron Wagner and Amanda's love interest in 6 episodes. Fred Dryer (Season 5) plays Police Chief Masters in 3 episodes. Nancy Youngblut (seasons 4–5) plays Nurse Nancy Rush in 2 episodes. Mariette Hartley (1st and 2nd TV movies only) plays Kate Hamilton the Administrator at Community General Hospital. Vernee Watson-Johnson (1st and 2nd TV movies only) plays Esther Wiggins Dr. Mark Sloan's Secretary. Kimberly Quinn (episode "Dance of Danger" and the TV movie "Without Warning") plays Ellen Sharp, a tabloid news reporter who Steve Sloan is interested in. Steve proposes to her in the TV Movie "Without Warning" and she says yes. Robert Bailey Jr. (Season 7) plays Colin Jesse, or C.J. for short, Amanda Bentley's son. He was born in Season Three of the show and is played by Robert Bailey Jr. in three of the episodes he appeared in. C.J. appeared in a few more episodes before Season 7 as a different child actor. Aaron Meeks (Season 7) plays Deon a boy who Dr. Amanda Bentley adopts. He appears in 3 episodes. Locations and administrators Denver, Colorado location The first season’s filming commenced in July 1993 in Denver, Colorado. Much of the cast as well as the production company personnel from Viacom stayed in the (then) Embassy Suites Hotel in downtown, located at 19th Street between Curtis and Arapahoe. Among the reasons that production of Diagnosis: Murder was located in Denver was because the same production people had already been working there since about 1990 filming the new Perry