My Thanks to Ian Thal for bringing this to my attention:

Tigh
McCain
Tortured in Cylon prison camp
Tortured in North Vietnamese prison camp
65-year-old bald Caucasian male with distinguished white sideburns
72-year-old bald-ish Caucasian male with vague white comb-over
Third-generation career Colonial military officer
Third-generation career Naval officer
Had attractive blond wife with drinking problems
Has attractive blond wife who has admitted to past pill addiction
Member of the Final Five, a group of human-like robots who may be secretly controlled by Cylons
Member of the Keating Five, a group of senators who were allegedly secretly controlled by the chair of a failed savings-and-loan association in the late 1980s
Imposed martial law throughout the Colonial Fleet when command fell to him
“I would rather have a clean government than one where ‘First Amendment rights’ are being respected that has become corrupt. If I had my choice, I’d rather have the clean government.”
Wife’s dubious connections with Cylon commandant allows Tigh to escape certain doom while imprisoned in Cylon camp
Wife’s connections with Phoenix-area businessmen allow “carpetbagger” McCain to win first congressional seat in 1982
Called wartime civilian president a “schoolmarm”
“[During the Vietnam War] We thought our civilian commanders were complete idiots.”
Attempted to rig election to keep Gaius Baltar from taking office; was foiled by Felix Gaeta
Attempted to win 2000 South Carolina Republican primary to keep George Bush from taking office; was foiled by Karl Rove
Has difficulty perceiving differences between Cylon allies (Athena) and enemies (the rest); frequently accuses Athena of traitorous conduct
Has difficulty perceiving differences between Iran's Shiite and Sunni Muslims; frequently accuses Iranian Shiites of training Al Qaeda members, who are largely Sunnis
Currently confused about allegiance to humans vs. his Cylon past
Currently confused about his allegiance to the Christian Right vs. his “Straight Talk” past
On religion: “You say a prayer, ask the Gods to forgive us. We move the guns in tonight.”
On religion: “I think it’s something between me and my creator.”
On the current un-winnable war against the Cylons: “Yes, we’re tired. Yes, there is no relief. Yes, the Cylons keep coming after us time after time after time. And yes, we are still expected to do our jobs!”
On the current questionably winnable war against Iraq: “We’ve got to get Americans off the frontlines, have the Iraqis as part of the strategy, take over more and more of the responsibilities, and then I don’t think Americans are concerned if we’re there for 100 years or 1000 years or 10,000 years.”