Then/Now: The Cast of 'The Greatest American Hero'

The three seasons ‘The Greatest American Hero’ ran garnered four Emmy nominations and inspired countless laughs. From 1981-1983 viewers tuned in to watch the quirky comedy, in which teacher Ralph Hinkley (William Katt) attempted to master superhuman abilities given to him by aliens. Where is the cast now? Click through to get updates and read an exclusive interview with the show’s star, William Katt. Want more? 'The Greatest American Hero' is <a target="_blank" href="http://www.amazon.com/Greatest-American-Hero-Complete-Notebook/dp/B000GRUR4G/ref=sr_1_1?ie=UTF8&amp;s=dvd&amp;qid=1258553768&amp;sr=8-1">out on DVD from Anchor Bay Entertainment</a>!

The son of actor Bill Williams, Katt appeared with his mother, actress Barbara Hale, in the 1978 flick ‘Big Wednesday’ before being cast as special education teacher and would-be hero Ralph Hinkley.  Aside from the character of Ralph, Katt is known for playing Tommy Ross, the ill-fated prom date in classic horror flick ‘Carrie.’ (Anchor Bay Entertainment)

In 2008, the actor started his own line of comic books, Catastrophic Comics, and appeared on an episode of ‘Heroes.’ Other TV credits include ‘House M.D.,’ ‘JAG,’ ‘Walker: Texas Ranger,’ ‘Models Inc.’ and a recurring role in the series ‘Perry Mason.’ Katt's films include ‘Jawbreaker’ and ‘Catch Me If You Can.’ Now 58, Katt says he still can’t “get that darn theme song out of my head!” FOXNews.com spoke to the star about life since Ralph Hinkley. <b>What have you been up to since the show? </b>Divorced, married , four kids - made mistakes - gotten lucky. I’m working on a Fox project with Nick Stahl right now. <b>What's Catastrophic Comics like?</b> We're all a bunch of goons! We spend way too much time in front of our computers. Help, they're texting me again! <b>What is your favorite memory from ‘The Greatest American Hero’?</b> We laughed all the time. <b>What is your current favorite TV show?</b> ‘Family Guy!’ Seth McFarlane rocks.<br><br><b>Do you ever still wear your red jumpsuit?</b> I'm wearing it right now!

Sellecca portrayed Hickley’s love interest, lawyer Pam Davidson. Before ‘The Greatest American Hero,’ she was a model.

Sellecca is remembered for her role as Pam Davidson, but she’s also known for her role in 1983-88 serial ‘Hotel.’ Creator of Sellecca Solution skin care products (she appeared in a 2006 infomercial), the actress has been married to her second husband, musician John Tesh since 1992. Now 55, Sellecca has two children. Her most recent film is 2007’s ‘The Wild Stallion.’

Known for his role as Kelly Robinson on series ‘I Spy,’ Culp was cast as FBI agent Bill Maxwell on ‘The Greatest American Hero.’ His first notable role was on 1957 Western series ‘Trackdown.’

Now 79, Culp has had a lengthy television career, including roles on ‘Robot Chicken,’ ‘Chicago Hope,’ ‘Diagnosis Murder,’ ‘Matlock’ and ‘The Golden Girls.’  The actor played Robert Barone’s father-in-law on ‘Everybody Loves Raymond’ from 1996-2004.  Culp has been married five times and has five children.  (AP)