Sam Rockwell's connections to 'White Lotus' with Walton Goggins, Leslie Bibb

Rockwell made a surprise appearance as Frank on "The White Lotus" Episode 5. The two characters have worked together in their murky criminal past.

Old pals Rick (Walton Goggins) and Frank (Sam Rockwell) meet up in a Bangkok bar on "White Lotus" Episode 5. "It was as if we were these people our whole lives," says Goggins. "And it was like we truly had met up after leading this kind of criminal expat life forever."

Sam Rockwell appears in "White Lotus" on Episode 5.

Sam Rockwell as Frank in "White Lotus." Old friend Rick (Walton Goggins) has a revenge plan in Thailand and needs Frank's help.

Dan Stevens, Walton Goggins and Sam Rockwell at a Paul Stevens event in Los Angeles. Rockwell and Goggins have been friends for years and starred in 2011's "Cowboys & Aliens."

He may be cranky, but Rick (Walton Goggins) and Chelsea (Aimee Lee Wood) have "a soul connection" in "The White Lotus," according to Goggins.

Sam Rockwell's longtime partner is his "Iron Man 2" co-star Leslie Bibb, who was shooting "White Lotus" in Thailand for six months.

Carrie Coon, Michelle Monaghan and Leslie Bibb star as three childhood friends reunited in Thailand on Season 3 of "The White Lotus."