Corbin Bernsen Corbin Dean Bernsen from North Hollywood , California , is the actor who appeared as Q2 in the third season episode in . According to the " " , " " Corbin Bernsen has said he took the role of Q2 not so much as a fan of Trek but to be a part of its legacy and its humanistic outlook . " " He also made an appearance at " " during the convention there , eating lunch with the winners of a contest . His " Deja Q " co - star John de Lancie ( who played Q ) was originally scheduled to do this , but was unable to attend . Bernsen is best known for his Emmy and Golden Globe - nominated role as Arnie Becker on the television series " L . A . Law " , on which he co - starred with guest actor Larry Drake . Prior to this , he was a regular on the soap opera " Ryan ' s Hope " , as was " Voyager " s Kate Mulgrew . He would go on to co - star with Mulgrew in the 1998 made - for - TV movie " Riddler ' s Moon " . He made his feature film debut with a small role in 1974 ' s " Three the Hard Way " , co - starring fellow " Trek " alumni Jay Robinson and Irene Tsu . He went on to make a brief , uncredited appearance in the 1976 remake of " King Kong " , also featuring Rene Auberjonois , Ed Lauter , Garry Walberg , Ray Buktenica , and Joe Piscopo . Since acquiring fame on " L . A . Law " , however , he has had starring or major supporting roles in an extensive number of films . Most notable among these are " Major League " ( 1989 ) and its sequels , " Major League II " ( 1994 ) and " Major League : Back to the Minors " ( 1998 ) . In the latter , he co - starred with actor Scott Bakula . He was among many " Star Trek " alumni to appear in the 1996 film " The Great White Hype " . Also included in the cast were John Rhys - Davies , Salli Elise Richardson , Susan Gibney , Albert Hall , and Brad Blaisdell . That same year , he also co - starred with fellow TNG guest actor William O . Campbell and " Trek " regulars Robert Picardo and Michael Dorn in the 1996 science fiction film " Menno ' s Mind " ( Bill Erwin also had a role in this film . ) In 1996 - 1997 , Bernsen starred in the syndicated series " The Cape " as a retired NASA Space Shuttle astronaut , in charge of training other astronauts . He appeared in some late - season episodes with Susan Gibney . In 2002 , he would reprise his role of Arnie Becker in TV ' s " L . A . Law : The Movie " . Larry Drake also returned for this movie , while Bruce Davison co - starred . From 2004 to 2006 , he appeared on " General Hospital " as John Durant , the father of Carly Corinthos . A pre - " Trek " Leonard Nimoy briefly appeared on " GH " in 1963 and Genie Francis ( wife of Jonathan Frakes ) played Laura Spencer , one - half of the Luke and Laura super - couple . In 2006 , Bernsen guest - starred in an episode of " Boston Legal " , which stars William Shatner , Rene Auberjonois and Joanna Cassidy . He also starred as Shawn Spencer ' s ex - cop father Henry in the USA Network 2006 - 2014 series " Psych " . He attended the same high school as Jerry Finnerman and Roxann Dawson . Other " Trek " connections . Additional film and television projects in which Bernsen appeared with other " Star Trek " performers include :