[3] Beck's stage credits, beginning with college, include Camelot (as King Arthur), Of Mice and Men (as George Milton), Romeo and Juliet (as Tybalt),[2] and Cat on a Hot Tin Roof.

Beck is known predominantly for his roles as Swan for the action movie The Warriors (1979),[4] Sonny Malone for Xanadu (1980),[5] Lieutenant Commander Dallas in Megaforce (1982),[6] and Koda for Triumphs of a Man Called Horse (1983).

[7] Beck has appeared in other movies such as Warlords of the 21st Century (1982), Wes Craven's Chiller (1985), Gone to Texas (1986) as James Bowie, and Forest Warrior (1996).

Beck appeared as Hans Helms in the 1978 television miniseries Holocaust, and featured with Michael Paré in the CBS police drama Houston Knights (1987–1988).

[9] He also narrated Confederates in the Attic by Tony Horwitz,[10] A Darkness More Than Light by Michael Connelly,[11] State of the Union by David Callahan,[12] the unabridged version of Bill Clinton's My Life.,[13] and numerous religious books including the Bible.