Best Bets on TV tonight

“The buddha” (8 p.m., PBS): Richard Gere narrates “The Buddha.” It’s a new documentary from filmmaker David Grubin that delves into the life of the man whose ideas spawned a powerful new religion in northern India more than 2,000 years ago.

“Criminal Minds” (9 p.m., CBS): Forest Whitaker guest stars in an episode of “Criminal Minds” that has the BAU team investigating the murders of several homeless men in San Francisco. It’s an episode that could spawn a spin off series of the popular crime drama.

For complete television listings, see primetime TV grid on B6.

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