The SF :: Broadway Connection, Part III: How Could I Have Missed This One?
I managed to overlook Roddy McDowell who played famously as Cornelius in The Planet of The Apes (and as Galen in the TV series) and in the orginal Broadway cast of Camelot, in which he played Arthur's bastard son Mordred.
Ricardo Montalban
Broadway - Jamaica (Off-Broadway The Fantastiks)
Sci Fi Movie - Star Trek: The Wrath of Kahn
Fred McMurray
Broadway - Three's a Crowd
Sci Fi Movie - Absent Minded Proffessor
Whoopie Goldberg
Broadway - A Funny Thing Happened on the Way to the Forum
Sci Fi Movie - Two Star Trek Movies
Hank Azzaria
Broadway - Spamalot
Sci Fi Movie - Godzilla (remake)
Gwen Verdon
Broadway - Sweet Charity
Sci Fi Movie - Cocoon
Jack Gilford
Broadway - A Funny Thing Happened on the Way to the Forum
Sci Fi Movie - Cocoon
Don Ameche
Broadway - Silk Stockings
Sci Fi Movie - Cocoon
Elaine Stritch
Broadway - Company
Sci Fi Movie - Cocoon II
Conrad John Schuck
Broadway - Annie
Sci Fi Movie - Star Trek IV: The Voyage Home
Mark Hamill
Broadway - Harrigan 'n Hart
Sci Fi Movie - Star Wars
Carrie Fisher
Broadway - Irene
Sci Fi Movie - Star Wars
Billy Dee williams
Broadway - Hallelujah, Baby!
Sci Fi Movie - Star Wars
Adrienne Barbeau
Broadway - Grease
Sci Fi Movie - Swamp Thing
Barry Bostwick
Broadway - Grease
Sci Fi Movie - Rocky Horror Picture Show
Paul Lynde
Broadway - Bye, Bye Birdie
Sci Fi Movie - Son of Flubber
Diane Keaton
Broadway - Hair
Sci Fi Movie - Sleeper