Then/Now: The Cast of 'Mork & Mindy'

'Mork & Mindy' Robin Williams’ 1978 sitcom was out of this world! In the "Happy Days" spin-off, wacky alien Mork (Robin Williams) lands on Earth in an egg-shaped spaceship to study humans. Luckily, he meets helpful earthling Mindy McConnell (Pam Dawber). Mork moves into Mindy's attic, much to the chagrin of her father (Conrad Janis). The series won a Golden Globe and a People's Choice Award, and was nominated for an Emmy. It spawned lunch boxes, t-shirts, and catch phrases. What’s up with the cast of "Mork & Mindy" now? Click through to find out... (Paramount Pictures)

Robin Williams: Then After appearing on series like "The Richard Pryor Show," comedian Williams broke out with this show, starring as loveable Mork from Ork. During the "Mork & Mindy" run he also starred in the movie "Popeye." (Paramount Pictures)

Robin Williams: Now "Mork & Mindy" launched Williams to superstar status. Since the show, he’s had a successful film career, appearing in everything from "Mrs. Doubtfire" and "Hook" to "One Hour Photo" and "Jakob the Liar." Williams won an Oscar for his work in 1997's "Good Will Hunting." In 2009 he starred in "Old Dogs" with John Travolta and he is in "The Butler" (2013). (AP)

Pam Dawber: Then Before being cast in "Mork & Mindy," Dawber got her start in the Robert Altman film "A Wedding." (Paramount Pictures)

Pam Dawber: Now After "Mork & Mindy," Dawber starred in the series "My Sister Sam." The actress has appeared in a long string of TV movies, including "A Stranger to Love" and "Don’t Look Behind You." Dawber is married to "NCIS" star Mark Harmon, with whom she has two sons. (AP) (� Tammie Arroyo / AFF-USA.COM)

Tom Poston: Then Before he was cast as the dundering Franklin Delano Bickley, entertainer Poston had starred in the "Steve Allen Show" and "What’s My Line." (AP)

Tom Poston: 1921-2007 After "Mork & Mindy," Poston appeared on series like "Will & Grace," "That '70s Show" and "Committed," working steadily until his death in 2007. Poston was married to Suzanne Pleshette, fellow "The Bob Newhart Show" star. (AP)