Celebrity deaths in 2012 - In Memoriam

Slideshow posted in Photos | Friday, January 20, 2012

19 of 186: Michael O'Hare, who portrayed Commander Jeffrey Sinclair on the first season of the sci-fi series 'Babylon 5,' died at age 60 on Friday, September 28, from complications of a heart attack he suffered a week prior.

'I regret that I must convey the sad news that Michael O'Hare passed away today,' 'Babylon 5' creator J Michael Straczynski wrote on his Facebook page on September 28. 'He suffered a heart attack on Sunday [September 23] and was in a coma until his passing this afternoon. This is a terrible loss for all B5 fans and everyone involved with the show wishes to convey their condolences to the O'Hare family. He was an amazing man.'

O'Hare appeared in the first season of 'Babylon 5' and returned for guest appearances in seasons 2 and 3. He also appeared on series like 'Law and Order,' 'One Life to Live,' 'L.A. Law' and 'Tales from the Darkside.'

(Pictured: Michael O'Hare appears in a still from 'Babylon 5.') (Prime Time Entertainment Network)